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o=e.indexOf("."),s=-1==o?e.length:o,a=-1==o?0:e.length-o,l=Math.max(n.max_int_length-s,0),u=Math.max(n.max_fractional_length-a),_=r?"":" ".repeat(u+g);return" ".repeat(l)+e+_}function x(e,t,n,r,i){let o=w(e,t,n,i);return r&&(o=" ".repeat(n.start_offset)+o),o}class v{constructor(e,t){this.records=e,this.comments=t,this.nr=0,this.next_comment=0}get_next(){if(this.has_comments_left()&&(!this.has_records_left()||this.comments[this.next_comment].record_num<=this.nr)){let e=[null,this.comments[this.next_comment].comment_text];return this.next_comment+=1,e}if(this.has_records_left()){let e=[this.records[this.nr],null];return this.nr+=1,e}return[null,null]}has_comments_left(){return this.next_comment<this.comments.length}has_records_left(){return this.nr<this.records.length}has_entries_left(){return this.has_comments_left()||this.has_records_left()}}function E(e){return"rbql_table_name:"+e}function R(e,t,n){var r,a="~"===(r=n).charAt(0)?s.join(i.homedir(),r.slice(1)):r;if(o.existsSync(a))return a;if(t&&!s.isAbsolute(a)&&(a=s.join(t,a),o.existsSync(a)))return a;let l=e?e.get(E(n)):null;return l&&o.existsSync(l)?l:null}class S extends Error{}class O extends a.RBQLInputIterator{constructor(e,t,n,r=!1,i=null,o="input",s="a"){super(),this.has_header=r,this.table_name=o,this.variable_prefix=s,this.NR=0,this.NL=0;let a="quoted_rfc"==n,[l,u]=[null,null];if([this.records,l,this.fields_info,this.first_defective_line,this._first_trailing_space_line,u]=_.parse_document_records(e,t,n,i,a),a&&null!==this.first_defective_line)throw new S(`Inconsistent double quote escaping in ${this.table_name} table at record ${this.records.length}, line ${this.first_defective_line}`);this.first_record=this.records.length?this.records[0]:[],this.next_record_index=0}stop(){}async get_variables_map(e){let t=new Object;return a.parse_basic_variables(e,this.variable_prefix,t),a.parse_array_variables(e,this.variable_prefix,t),this.has_header&&(a.parse_attribute_variables(e,this.variable_prefix,this.first_record,"CSV header line",t),a.parse_dictionary_variables(e,this.variable_prefix,this.first_record,t)),t}async get_header(){return this.has_header?this.first_record:null}do_get_record(){if(this.next_record_index>=this.records.length)return null;let e=this.records[this.next_record_index];return this.next_record_index+=1,e}async get_record(){return 0==this.NR&&this.has_header&&this.do_get_record(),this.NR+=1,this.do_get_record()}get_warnings(){let e=[];return null!==this.first_defective_line&&e.push(`Inconsistent double quote escaping in ${this.table_name} table. E.g. at line ${this.first_defective_line}`),this.fields_info.size>1&&e.push(function(e,t){let[n,r,i,o]=a.sample_first_two_inconsistent_records(t),s=`Number of fields in "${e}" table is not consistent: `;return s+=`e.g. record ${n+1} -> ${r} fields, record ${i+1} -> ${o} fields`,s}(this.table_name,this.fields_info)),e}}class A extends a.RBQLOutputWriter{constructor(e,t){if(super(),this.delim=e,this.policy=t,this.header_len=null,this.null_in_output=!1,this.delim_in_simple_output=!1,this.output_lines=[],"simple"==t)this.polymorphic_join=this.simple_join;else if("quoted"==t)this.polymorphic_join=this.quoted_join;else if("quoted_rfc"==t)this.polymorphic_join=this.quoted_join_rfc;else if("monocolumn"==t)this.polymorphic_join=this.mono_join;else{if("whitespace"!=t)throw new S("Unknown output csv policy");this.polymorphic_join=this.simple_join}}set_header(e){null!==e&&(this.header_len=e.length,this.write(e))}quoted_join(e){let t=this.delim;return e.map((function(e){return u.quote_field(String(e),t)})).join(this.delim)}quoted_join_rfc(e){let t=this.delim;return e.map((function(e){return u.rfc_quote_field(String(e),t)})).join(this.delim)}mono_join(e){if(e.length>1)throw new S('Unable to use "Monocolumn" output format: some records have more than one field');return e[0]}simple_join(e){var t=e.join(this.delim);return-1!=e.join("").indexOf(this.delim)&&(this.delim_in_simple_output=!0),t}normalize_fields(e){for(var t=0;t<e.length;t++)null==e[t]?(this.null_in_output=!0,e[t]=""):Array.isArray(e[t])&&(this.normalize_fields(e[t]),e[t]=e[t].join(this.sub_array_delim))}write(e){if(null!==this.header_len&&e.length!=this.header_len)throw new S(`Inconsistent number of columns in output header and the current record: ${this.header_len} != ${e.length}`);return this.normalize_fields(e),this.output_lines.push(this.polymorphic_join(e)),!0}async finish(){}get_warnings(){let e=[];return this.null_in_output&&e.push("null values in output were replaced by empty strings"),this.delim_in_simple_output&&e.push("Some output fields contain separator"),e}}class q{constructor(){}get_iterator_by_table_id(e){throw new S("JOIN queries are currently not supported in vscode.dev web version.")}get_warnings(){return[]}}class I extends a.RBQLTableRegistry{constructor(e,t,n,r,i,o=!1,s=null,a=null){super(),this.vscode_global_state=e,this.input_file_dir=t,this.delim=n,this.policy=r,this.encoding=i,this.has_header=o,this.comment_prefix=s,this.stream=null,this.record_iterator=null,this.options=a,this.bulk_input_path=null,this.table_path=null}get_iterator_by_table_id(e){if(this.table_path=R(this.vscode_global_state,this.input_file_dir,e),null===this.table_path)throw new S(`Unable to find join table "${e}"`);return this.options&&this.options.bulk_read?this.bulk_input_path=this.table_path:this.stream=o.createReadStream(this.table_path),this.record_iterator=new l.CSVRecordIterator(this.stream,this.bulk_input_path,this.encoding,this.delim,this.policy,this.has_header,this.comment_prefix,e,"b"),this.record_iterator}get_warnings(e){this.record_iterator&&this.has_header&&e.push(`The first record in JOIN file ${s.basename(this.table_path)} was also treated as header (and skipped)`)}}function P(e,t,n,r,i,o){let s=[],a=i,l=0,u=0;for(let i=0;i<r.length;i++){let o=0,_=[];for(;;){let t=r[i].indexOf(n,o);if(-1==t)break;_.push(new e.Range(a,l,a,l+t-o)),a+=1,l=0,u=0,o=t+n.length}u+=r[i].length-o,i+1<r.length&&(u+=t),_.push(new e.Range(a,l,a,u)),s.push(_),l=u}return y(a==o),s}function T(e,t){let[n,r]=u.split_quoted_str(e+'x"',t);return!r}function j(e,t,n,r,i,o=null){null===o&&(o=50);let s=Math.max(0,i.start.line-o),a=Math.min(t.lineCount,i.end.line+o),l=[],_=new u.MultilineRecordAggregator(r);for(let r=s;r<a;r++){let i=t.lineAt(r).text;if(r+1==t.lineCount&&!i)break;let o=_.is_inside_multiline_record(),s=r-_.get_num_lines_in_record();_.add_line(i);let a=_.is_inside_multiline_record();if(!o&&a&&(T(i,n)||(l=[],_.reset())),_.has_comment_line)l.push({comment_range:new e.Range(r,0,r,i.length)}),_.reset();else if(_.has_full_record){const t="\r\n";let i=_.get_full_line(t);_.reset();let[o,a]=u.smart_split(i,n,d,!0);a||l.push({record_ranges:P(e,n.length,t,o,s,r)})}}return l}function k(e,t,n){if(!e.length)return null;for(var r=0,i=e[r].length+t;n>i&&r+1<e.length;)i=i+e[r+=1].length+t;return r}e.exports.make_table_name_key=E,e.exports.find_table_path=R,e.exports.read_header=async function(e,t){"latin-1"==t&&(t="binary");let r=n(7560).createInterface({input:o.createReadStream(e,{encoding:t})}),i=!1,s=null,a=null,l=new Promise((function(e,t){s=e,a=t}));return r.on("line",(e=>{i||(i=!0,r.close(),s(e))})),r.on("error",(e=>{a(e)})),l},e.exports.rbql_query_web=async function(e,t,n,r,i,o,s,l,u=null){let _=new q,c=new O(t,n,r,l,u),f=new A(i,o);return await a.query(e,c,f,s,_,""),f.output_lines},e.exports.rbql_query_node=async function(e,t,n,u,_,c,f,p,h,d,g=!1,m=null,y="",b=null){let w=null,x=null;b&&b.bulk_read&&n?x=n:w=null===n?r.stdin:o.createReadStream(n);let[v,E]=null===c?[r.stdout,!1]:[o.createWriteStream(c),!0];if('"'==u&&"quoted"==_)throw new S('Double quote delimiter is incompatible with "quoted" policy');if("latin-1"==h&&(h="binary"),!l.is_ascii(t)&&"binary"==h)throw new S("To use non-ascii characters in query enable UTF-8 encoding instead of latin-1/binary");if(!(l.is_ascii(u)&&l.is_ascii(f)||"binary"!=h))throw new S("To use non-ascii characters in query enable UTF-8 encoding instead of latin-1/binary");let R=s.join(i.homedir(),".rbql_init_source.js");""==y&&o.existsSync(R)&&(y=l.read_user_init_code(R));let O=n?s.dirname(n):null,A=new I(e,O,u,_,h,g,m,b),q=new l.CSVRecordIterator(w,x,h,u,_,g,m),P=new l.CSVWriter(v,E,h,f,p);await a.query(t,q,P,d,A,y),A.get_warnings(d)},e.exports.get_header_line=function(e,t){const n=e.lineCount;for(let r=0;r<n;++r){const n=e.lineAt(r).text;if(!t||!n.startsWith(t))return[r,n]}return[null,null]},e.exports.get_default_js_udf_content=function(){return"// This file can be used to store RBQL UDFs. Example:\n    //\n    // function foo(value) {\n    //     return 'foo ' + String(value.length);\n    // }\n    // \n    // Functions defined in this file can be used in RBQL queries e.g.\n    // SELECT foo(a1), a2 WHERE foo(a3) != 'foo 5' LIMIT 10\n    //\n    // Don't forget to save this file after editing!\n    //\n    // Write your own functions below this line:\n    ".replace(new RegExp(/^  */,"mg"),"")},e.exports.get_default_python_udf_content=function(){return"# This file can be used to store RBQL UDFs. Example:\n    #\n    # def foo(value):\n    #     return 'foo ' + str(len(value))\n    # \n    # \n    # Functions defined in this file can be used in RBQL queries e.g.\n    # SELECT foo(a1), a2 WHERE foo(a3) != 'foo 5' LIMIT 10\n    #\n    # Don't forget to save this file after editing!\n    #\n    # Write your own functions below this line:\n    ".replace(new RegExp(/^  */,"mg"),"")},e.exports.align_columns=function(e,t,n,r){let i=[],o=!0,s=new v(e,t);for(;s.has_entries_left();){let[e,t]=s.get_next();if(y(null===t!=(null===e)),null===e){i.push(t);continue}let a=[];for(let t=0;t<e.length&&!(t>=n.length);t++){let s=!1,l=e[t].split("\n");for(let u=0;u<l.length;u++){u>0&&(i.push(a.join(r)),a=[],s=!0);let _=t+1==e.length||l.length>1&&u+1<l.length,c=x(l[u],o,n[t],s,_);s=!1,a.push(c)}}o=!1,i.push(a.join(r))}return i.join("\n")},e.exports.shrink_columns=function(e,t,n,r){let[i,o,s,a,l,u]=_.parse_document_records(e,t,n,r,!0,-1,!0,!0);if(null!==a)return[null,a+1];let c=[],f=!1,p=new v(i,u);for(;p.has_entries_left();){let[e,n]=p.get_next();if(y(null===n!=(null===e)),null===e){c.push(n);continue}let r=[];for(let n=0;n<e.length;n++){let i=e[n].split("\n");for(let e=0;e<i.length;e++){e>0&&(c.push(r.join(t)),r=[]);let n=i[e].trim();n.length!=i[e].length&&(f=!0),r.push(n)}}c.push(r.join(t))}return f?[c.join("\n"),null]:[null,null]},e.exports.calc_column_stats=function(e,t,n,r,i){let[o,s,a,l,u,c]=_.parse_document_records(e,t,n,r,!0,-1,!0,!0);if(null!==l)return[null,l+1,null,null];let p=[],h=!0,d=!1;for(let e of o){for(let t=0;t<e.length;t++){p.length<=t&&p.push({max_total_length:0,max_int_length:0,max_fractional_length:0,has_wide_chars:!1});let n=e[t];!d&&i&&(d=!/^[\x00-\x7F]*$/.test(n));let r=n.split("\n");r.length>1&&(p[t].max_int_length=f,p[t].max_fractional_length=f);for(let e of r)b(e.trim(),h,p[t],d)}h=!1}return[p,null,o,c]},e.exports.adjust_column_stats=function(e,t){let n=[];for(let r of e){if(r.max_int_length<=0&&(r.max_int_length=-1,r.max_fractional_length=-1),r.max_int_length>0&&(r.max_int_length+r.max_fractional_length>r.max_total_length&&(r.max_total_length=r.max_int_length+r.max_fractional_length),r.max_total_length-r.max_fractional_length>r.max_int_length&&(r.max_int_length=r.max_total_length-r.max_fractional_length),r.max_total_length!=r.max_int_length+r.max_fractional_length))return null;let e=n.length?n[n.length-1]:null;r.start_offset=null===e?0:e.start_offset+e.max_total_length+g+t,n.push(r)}return n},e.exports.update_subcomponent_stats=b,e.exports.align_field=w,e.exports.rfc_align_field=x,e.exports.assert=y,e.exports.get_field_by_line_position=k,e.exports.get_cursor_position_info=function(e,t,n,r,i,o){return null===r?null:r==h?function(e,t,n,r,i){let o=new e.Range(Math.max(i.line-20,0),0,i.line+20,0),s=j(e,t,n,r,o),a=null;for(let e of s)if(e.hasOwnProperty("comment_range"))e.comment_range.contains(i)&&(a={is_comment:!0});else for(let t=0;t<e.record_ranges.length;t++)for(let n of e.record_ranges[t])n.contains(i)&&(a={column_number:t,total_columns:e.record_ranges.length,split_warning:!1});return a}(e,t,n,i,o):function(e,t,n,r,i){var o=i.line,s=i.character,a=e.lineAt(o).text;if(r&&a.startsWith(r))return{is_comment:!0};let[l,_]=u.smart_split(a,t,n,!0);var c=k(l,t.length,s+1);return null==c?null:{column_number:c,total_columns:l.length,split_warning:_}}(t,n,r,i,o)},e.exports.format_cursor_position_info=function(e,t,n,r,i){if(e.is_comment)return r?["Comment","Comment"]:[null,null];let o="Col "+(e.column_number+1),s="[Rainbow CSV] "+o;if(n&&e.column_number<t.length){let n=t[e.column_number].trim(),r=n.substr(0,i);r!=n&&(r+="..."),o+=": "+r,s+=": "+n}return e.split_warning?s+="; ERR: Inconsistent double quotes in line":t.length!=e.total_columns&&(s+=`; WARN: Inconsistent num of fields, header: ${t.length}, this line: ${e.total_columns}`),[s,o]},e.exports.parse_document_range=function(e,t,n,r,i,o){return r==h?j(e,t,n,i,o):function(e,t,n,r,i,o){let s=[],a=Math.max(0,o.start.line-50),l=Math.min(t.lineCount,o.end.line+50);for(let o=a;o<l;o++){let a=[],l=t.lineAt(o).text;if(o+1==t.lineCount&&!l)break;if(i&&l.startsWith(i)){s.push({comment_range:new e.Range(o,0,o,l.length)});continue}let _=u.smart_split(l,n,r,!0)[0],c=0,f=0;for(let t=0;t<_.length;t++)f+=_[t].length,t+1<_.length&&(f+=n.length),a.push([new e.Range(o,c,o,f)]),c=f;s.push({record_ranges:a})}return s}(e,t,n,r,i,o)},e.exports.sample_preview_records_from_context=function(e,t,n,r){let[i,o,s,a]=[e.input_document,e.delim,e.policy,e.comment_prefix];e.requested_start_record=Math.max(e.requested_start_record,0);let l=s==h,[u,c]=function(e,t,n,r,i,o,s,a){let l=[],u=null,c=null,[f,p,h,d]=[null,null,null,null];if(i<5*o)[l,f,p,u,h,d]=_.parse_document_records(e,t,n,r,s,i,!0,!1);else{let i=!0;if(a.has(e.fileName)&&([l,u,c]=a.get(e.fileName),e.version===c&&(i=!1)),i){let[i,o,l,u,c,f]=_.parse_document_records(e,t,n,r,s,-1,!0,!1);a.set(e.fileName,[i,u,e.version])}[l,u,c]=a.get(e.fileName)}return[l,u]}(i,o,s,a,e.requested_start_record+n,n,l,r);if(null!==c&&s==h)return void(t.preview_sampling_error=`Double quotes are not consistent in record ${u.length+1} which starts at line ${c+1}`);e.requested_start_record=Math.max(0,Math.min(e.requested_start_record,u.length-n));let f=u.slice(e.requested_start_record,e.requested_start_record+n);for(let e=0;e<f.length;e++){let t=f[e];for(let e=0;e<t.length;e++)t[e].length>250&&(t[e]=t[e].substr(0,250)+"###UI_STRING_TRIM_MARKER###")}t.preview_records=f,t.actual_start_record=e.requested_start_record},e.exports.parse_document_range_rfc=j,e.exports.sample_first_two_inconsistent_records=a.sample_first_two_inconsistent_records,e.exports.is_opening_rfc_line=T,e.exports.show_lint_status_bar_button=function(e,t,n,r){const i="#f44242";let o=`${n}.${r}`;if(!t.lint_results.has(o))return;var s=t.lint_results.get(o);t.lint_status_bar_button||(t.lint_status_bar_button=e.window.createStatusBarItem(e.StatusBarAlignment.Left)),t.lint_status_bar_button.text="CSVLint";let l="";if(s.is_processing)t.lint_status_bar_button.color="#A0A0A0",t.lint_status_bar_button.text="$(clock) CSVLint",l="Processing";else if(Number.isInteger(s.first_defective_line))l=`Error. Line ${s.first_defective_line} has formatting error: double quote chars are not consistent`,t.lint_status_bar_button.color=i,t.lint_status_bar_button.text="$(error) CSVLint";else if(s.fields_info&&s.fields_info.size>1){let[e,n,r,o]=a.sample_first_two_inconsistent_records(s.fields_info);l=`Error. Number of fields is not consistent: e.g. record ${e+1} has ${n} fields, and record ${r+1} has ${o} fields`,t.lint_status_bar_button.color=i,t.lint_status_bar_button.text="$(error) CSVLint"}else Number.isInteger(s.first_trailing_space_line)?(l=`Leading/Trailing spaces detected: e.g. at line ${s.first_trailing_space_line+1}. Run "Shrink" command to remove them`,t.lint_status_bar_button.color="#ffff28",t.lint_status_bar_button.text="$(alert) CSVLint"):(y(s.is_ok),t.lint_status_bar_button.color="#62f442",t.lint_status_bar_button.text="$(pass) CSVLint",l="OK");t.lint_status_bar_button.tooltip=l+"\nClick to recheck",t.lint_status_bar_button.command="rainbow-csv.CSVLint",t.lint_status_bar_button.show()},e.exports.get_cursor_position_if_unambiguous=function(e){let t=e.selections;if(!t||1!=t.length)return null;let n=t[0],r=n.active;return r.isEqual(n.anchor)?r:null},e.exports.RecordCommentMerger=v,e.exports.generate_column_edit_selections=function(e,t,n,r,i,o,s){let[a,l,u,c,f,p]=_.parse_document_records(t,n,r,i,!0,-1,!0,!0);if(null!==c)return[null,`Unable to enter column edit mode: quoting error at line ${c+1}`,null];if(a.length+p.length!=t.lineCount)return[null,"Column edit mode is not supported for files with multiline fields",null];let g=0,m=[],b=null,w=new v(a,p);for(;w.has_entries_left();){let[t,i]=w.get_next();if(y(null===i!=(null===t)),null!==t){if(s>=t.length)return[null,`Line ${g+1} doesn't have field number ${s+1}`,null];let i=t.slice(0,s).join("").length+s*n.length,a=t.slice(0,s+1).join("").length+s*n.length,l=t.join(n);b||"ce_before"!=o||r!=d&&r!=h||-1==l.substring(i-2,i+2).indexOf('"')||(b=`Be careful, cursor at line ${g+1} has a double quote is in proximity.`),b||"ce_after"!=o||r!=d&&r!=h||-1==l.substring(a-2,a+2).indexOf('"')||(b=`Be careful, cursor at line ${g+1} has a double quote is in proximity.`),b||"ce_select"!=o||i!=a||(b=`Be careful, Field ${s+1} at line ${g+1} is empty.`);let u=new e.Position(g,i),_=new e.Position(g,a);"ce_before"==o&&m.push(new e.Selection(u,u)),"ce_after"==o&&m.push(new e.Selection(_,_)),"ce_select"==o&&m.push(new e.Selection(u,_))}g+=1}return[m,null,b]}},4285:e=>{let t='"((?:[^"]*"")*[^"]*)"',n=new RegExp("^"+t),r=new RegExp("^ *"+t+" *");function i(e,t,i,o,s,a){var l=!1;let u=e.substring(s),_=(o?r:n).exec(u);if(null!==_){let n=_[0].length;if(s+n==e.length||e[s+n]==t)return i?a.push(_[0]):a.push(_[1].replace(/""/g,'"')),[s+n+1,!1];l=!0}var c=e.indexOf(t,s);-1==c&&(c=e.length);var f=e.substring(s,c);return l=l||-1!=f.indexOf('"'),a.push(f),[c+1,l]}function o(e,t,n=!1){if(-1==e.indexOf('"'))return[e.split(t),!1];var r=[],o=0,s=!1;let a=" "!=t;for(;o<e.length;){var l=i(e,t,n,a,o,r);o=l[0],s=s||l[1]}return e.charAt(e.length-1)==t&&r.push(""),[r,s]}function s(e){let n=new RegExp("^ *"+t+" *$").exec(e);return null!==n?n[1].replace(/""/g,'"'):e}function a(e,t=!1){var n=t?new RegExp(" *[^ ]+ *","g"):new RegExp("[^ ]+","g");let r=[],i=null;for(;null!==(i=n.exec(e));)r.push(i[0]);if(t)for(let e=0;e<r.length-1;e++)r[e]=r[e].slice(0,-1);return r}e.exports.split_quoted_str=o,e.exports.split_whitespace_separated_str=a,e.exports.smart_split=function(e,t,n,r){return"simple"===n?[e.split(t),!1]:"whitespace"===n?[a(e,r),!1]:"monocolumn"===n?[[e],!1]:o(e,t,r)},e.exports.quote_field=function(e,t){return-1!=e.indexOf(t)||-1!=e.indexOf('"')?`"${e.replace(/"/g,'""')}"`:e},e.exports.rfc_quote_field=function(e,t){return-1!=e.indexOf(t)||-1!=e.indexOf('"')||-1!=e.indexOf("\n")||-1!=e.indexOf("\r")?`"${e.replace(/"/g,'""')}"`:e},e.exports.unquote_field=s,e.exports.unquote_fields=function(e){return e.map(s)},e.exports.split_lines=function(e){return e.split(/\r\n|\r|\n/)},e.exports.MultilineRecordAggregator=class{constructor(e){this.comment_prefix=e,this.reset()}add_line(e){if(this.has_full_record||this.has_comment_line)throw new Error("Invalid usage - record aggregator must be reset before adding new lines");if(this.comment_prefix&&0==this.rfc_line_buffer.length&&e.startsWith(this.comment_prefix))return this.has_comment_line=!0,!1;let t=e.match(/"/g),n=t&&t.length%2==1;return this.rfc_line_buffer.push(e),this.has_full_record=!n&&1==this.rfc_line_buffer.length||n&&this.rfc_line_buffer.length>1,this.has_full_record}is_inside_multiline_record(){return this.rfc_line_buffer.length&&!this.has_full_record}get_full_line(e){return this.rfc_line_buffer.join(e)}get_num_lines_in_record(){return this.rfc_line_buffer.length}reset(){this.rfc_line_buffer=[],this.has_full_record=!1,this.has_comment_line=!1}}},9022:(__unused_webpack_module,exports)=>{(function(exports){class RbqlParsingError extends Error{}class RbqlRuntimeError extends Error{}class AssertionError extends Error{}class RbqlIOHandlingError extends Error{}class InternalBadFieldError extends Error{constructor(e,...t){super(...t),this.bad_idx=e}}function assert(e,t=null){if(!e)throw t||(t="Assertion error"),new AssertionError(t)}function replace_all(e,t,n){return e.split(t).join(n)}class RBQLContext{constructor(e,t,n,r){this.query_text=e,this.input_iterator=t,this.writer=n,this.user_init_code=r,this.unnest_list=null,this.top_count=null,this.like_regex_cache=new Map,this.sort_key_expression=null,this.aggregation_stage=0,this.aggregation_key_expression=null,this.functional_aggregators=[],this.join_map_impl=null,this.join_map=null,this.lhs_join_var_expression=null,this.where_expression=null,this.select_expression=null,this.update_expressions=null,this.variables_init_code=null}}var query_context=null;const wrong_aggregation_usage_error="Usage of RBQL aggregation functions inside JavaScript expressions is not allowed, see the docs",RBQL_VERSION="0.27.0";function check_if_brackets_match(e,t){return"["==e&&"]"==t||"("==e&&")"==t||"{"==e&&"}"==t}function parse_root_bracket_level_text_spans(e){let t=[],n=0,r=[];for(let i=0;i<e.length;i++){let o=e[i];if(","==o&&0==r.length)t.push(e.substring(n,i)),n=i+1;else if(-1!=["[","{","("].indexOf(o))r.push(o);else if(-1!=["]","}",")"].indexOf(o)){if(!r.length||!check_if_brackets_match(r[r.length-1],o))throw new RbqlParsingError(`Unable to parse column headers in SELECT expression: No matching opening bracket for closing "${o}"`);r.pop()}}if(r.length)throw new RbqlParsingError(`Unable to parse column headers in SELECT expression: No matching closing bracket for opening "${r[0]}"`);return t.push(e.substring(n,e.length)),t=t.map((e=>e.trim())),t}function unquote_string(e){return!e||e.length<2?null:"'"==e[0]&&"'"==e[e.length-1]?e.substring(1,e.length-1).replace(/\\'/g,"'").replace(/\\\\/g,"\\"):'"'==e[0]&&'"'==e[e.length-1]?e.substring(1,e.length-1).replace(/\\"/g,'"').replace(/\\\\/g,"\\"):null}function column_info_from_text_span(e,t){e=e.trim();let n="__RBQL_INTERNAL_STAR",r=/^[_a-zA-Z][_a-zA-Z0-9]*$/.exec(e),i=/^([ab])\.([_a-zA-Z][_a-zA-Z0-9]*)$/.exec(e),o=/^([ab])\[([0-9]+)\]$/.exec(e),s=/^([ab])\[___RBQL_STRING_LITERAL([0-9]+)___\]$/.exec(e),a=/^(.*) (as|AS) +([a-zA-Z][a-zA-Z0-9_]*) *$/.exec(e);if(null!==a)return{table_name:null,column_index:null,column_name:null,is_star:!1,alias_name:a[3]};if(null!==r){if(e==n)return{table_name:null,column_index:null,column_name:null,is_star:!0,alias_name:null};if(e.startsWith("___RBQL_STRING_LITERAL"))return null;let t=/^([ab])([0-9]+)$/.exec(e);return null!==t?{table_name:t[1],column_index:parseInt(t[2])-1,column_name:null,is_star:!1,alias_name:null}:{table_name:null,column_index:null,column_name:e,is_star:!1,alias_name:null}}if(null!==i){let e=i[1],t=i[2];return t==n?{table_name:e,column_index:null,column_name:null,is_star:!0,alias_name:null}:{table_name:null,column_index:null,column_name:t,is_star:!1,alias_name:null}}if(null!=o)return{table_name:o[1],column_index:parseInt(o[2])-1,column_name:null,is_star:!1,alias_name:null};if(null!=s){s[1];let e=s[2];if(e<t.length){let n=unquote_string(t[e]);if(null!=n)return{table_name:null,column_index:null,column_name:n,is_star:!1,alias_name:null}}}return null}function adhoc_parse_select_expression_to_column_infos(e,t){return parse_root_bracket_level_text_spans(e).map((e=>column_info_from_text_span(e,t)))}function stable_compare(e,t){for(var n=0;n<e.length;n++)if(e[n]!==t[n])return e[n]<t[n]?-1:1}function safe_get(e,t){return t<e.length?e[t]:null}function safe_join_get(e,t){if(t<e.length)return e[t];throw new InternalBadFieldError(t)}function safe_set(e,t,n){if(!(t<e.length))throw new InternalBadFieldError(t);e[t]=n}function regexp_escape(e){return e.replace(/[.*+?^${}()|[\]\\]/g,"\\$&")}function like_to_regex(e){let t=0,n=0,r="";for(;n<e.length;)"_"!=e.charAt(n)&&"%"!=e.charAt(n)||(r+=regexp_escape(e.substring(t,n)),t=n+1,"_"==e.charAt(n)?r+=".":r+=".*"),n+=1;return r+=regexp_escape(e.substring(t,n)),"^"+r+"$"}function like(e,t){let n=query_context.like_regex_cache.get(t);return void 0===n&&(n=new RegExp(like_to_regex(t)),query_context.like_regex_cache.set(t,n)),n.test(e)}const LIKE=like;class RBQLAggregationToken{constructor(e,t){this.marker_id=e,this.value=t}toString(){throw new RbqlParsingError(wrong_aggregation_usage_error)}}class UnnestMarker{}function UNNEST(e){if(null!==query_context.unnest_list)throw new RbqlParsingError("Only one UNNEST is allowed per query");return query_context.unnest_list=e,new UnnestMarker}const unnest=UNNEST,Unnest=UNNEST,UNFOLD=UNNEST;function parse_number(e){let t=Number(e);if(isNaN(t))throw new RbqlRuntimeError(`Unable to convert value "${e}" to a number. MIN, MAX, SUM, AVG, MEDIAN and VARIANCE aggregate functions convert their string arguments to numeric values`);return t}class AnyValueAggregator{constructor(){this.stats=new Map}increment(e,t){void 0===this.stats.get(e)&&this.stats.set(e,t)}get_final(e){return this.stats.get(e)}}class MinAggregator{constructor(){this.stats=new Map}increment(e,t){t=parse_number(t);var n=this.stats.get(e);void 0===n?this.stats.set(e,t):this.stats.set(e,Math.min(n,t))}get_final(e){return this.stats.get(e)}}class MaxAggregator{constructor(){this.stats=new Map}increment(e,t){t=parse_number(t);var n=this.stats.get(e);void 0===n?this.stats.set(e,t):this.stats.set(e,Math.max(n,t))}get_final(e){return this.stats.get(e)}}class SumAggregator{constructor(){this.stats=new Map}increment(e,t){t=parse_number(t);var n=this.stats.get(e);void 0===n?this.stats.set(e,t):this.stats.set(e,n+t)}get_final(e){return this.stats.get(e)}}class AvgAggregator{constructor(){this.stats=new Map}increment(e,t){t=parse_number(t);var n=this.stats.get(e);if(void 0===n)this.stats.set(e,[t,1]);else{var r=n[0],i=n[1];this.stats.set(e,[r+t,i+1])}}get_final(e){var t=this.stats.get(e);return t[0]/t[1]}}class VarianceAggregator{constructor(){this.stats=new Map}increment(e,t){t=parse_number(t);var n=this.stats.get(e);if(void 0===n)this.stats.set(e,[t,t*t,1]);else{var r=n[0],i=n[1],o=n[2];this.stats.set(e,[r+t,i+t*t,o+1])}}get_final(e){var t=this.stats.get(e),n=t[0],r=t[1],i=t[2],o=n/i;return r/i-o*o}}class MedianAggregator{constructor(){this.stats=new Map}increment(e,t){t=parse_number(t);var n=this.stats.get(e);void 0===n?this.stats.set(e,[t]):n.push(t)}get_final(e){var t=this.stats.get(e);t.sort((function(e,t){return e-t}));var n=Math.floor(t.length/2);return t.length%2?t[n]:(t[n-1]+t[n])/2}}class CountAggregator{constructor(){this.stats=new Map}increment(e,t){var n=this.stats.get(e);void 0===n?this.stats.set(e,1):this.stats.set(e,n+1)}get_final(e){return this.stats.get(e)}}class ArrayAggAggregator{constructor(e=null){this.post_proc=e,this.stats=new Map}increment(e,t){let n=this.stats.get(e);void 0===n?this.stats.set(e,[t]):n.push(t)}get_final(e){let t=this.stats.get(e);return null===this.post_proc?t:this.post_proc(t)}}class ConstGroupVerifier{constructor(e){this.output_index=e,this.const_values=new Map}increment(e,t){var n=this.const_values.get(e);if(void 0===n)this.const_values.set(e,t);else if(n!=t)throw new RbqlRuntimeError(`Invalid aggregate expression: non-constant values in output column ${this.output_index+1}. E.g. "${n}" and "${t}"`)}get_final(e){return this.const_values.get(e)}}function init_aggregator(e,t,n=null){query_context.aggregation_stage=1;var r=new RBQLAggregationToken(query_context.functional_aggregators.length,t);return null===n?query_context.functional_aggregators.push(new e):query_context.functional_aggregators.push(new e(n)),r}function ANY_VALUE(e){return query_context.aggregation_stage<2?init_aggregator(AnyValueAggregator,e):e}const any_value=ANY_VALUE,Any_value=ANY_VALUE;function MIN(e){return query_context.aggregation_stage<2?init_aggregator(MinAggregator,e):e}const min=MIN,Min=MIN;function MAX(e){return query_context.aggregation_stage<2?init_aggregator(MaxAggregator,e):e}const max=MAX,Max=MAX;function COUNT(e){return query_context.aggregation_stage<2?init_aggregator(CountAggregator,1):1}const count=COUNT,Count=COUNT;function SUM(e){return query_context.aggregation_stage<2?init_aggregator(SumAggregator,e):e}const sum=SUM,Sum=SUM;function AVG(e){return query_context.aggregation_stage<2?init_aggregator(AvgAggregator,e):e}const avg=AVG,Avg=AVG;function VARIANCE(e){return query_context.aggregation_stage<2?init_aggregator(VarianceAggregator,e):e}const variance=VARIANCE,Variance=VARIANCE;function MEDIAN(e){return query_context.aggregation_stage<2?init_aggregator(MedianAggregator,e):e}const median=MEDIAN,Median=MEDIAN;function ARRAY_AGG(e,t=null){return query_context.aggregation_stage<2?init_aggregator(ArrayAggAggregator,e,t):e}const array_agg=ARRAY_AGG,FOLD=ARRAY_AGG;function add_to_set(e,t){var n=e.size;return e.add(t),n!=e.size}class TopWriter{constructor(e,t){this.subwriter=e,this.NW=0,this.top_count=t}async write(e){return!(null!==this.top_count&&this.NW>=this.top_count||(await this.subwriter.write(e),this.NW+=1,0))}async finish(){await this.subwriter.finish()}}class UniqWriter{constructor(e){this.subwriter=e,this.seen=new Set}async write(e){return!add_to_set(this.seen,JSON.stringify(e))||!!await this.subwriter.write(e)}async finish(){await this.subwriter.finish()}}class UniqCountWriter{constructor(e){this.subwriter=e,this.records=new Map}async write(e){var t=JSON.stringify(e),n=this.records.get(t);return n?n[0]+=1:this.records.set(t,[1,e]),!0}async finish(){for(var[e,t]of this.records){let[e,n]=t;if(n.unshift(e),!await this.subwriter.write(n))break}await this.subwriter.finish()}}class SortedWriter{constructor(e,t){this.subwriter=e,this.reverse_sort=t,this.unsorted_entries=[]}async write(e){return this.unsorted_entries.push(e),!0}async finish(){var e=this.unsorted_entries;e.sort(stable_compare),this.reverse_sort&&e.reverse();for(var t=0;t<e.length;t++){var n=e[t];if(!await this.subwriter.write(n[n.length-1]))break}await this.subwriter.finish()}}class AggregateWriter{constructor(e){this.subwriter=e,this.aggregators=[],this.aggregation_keys=new Set}async finish(){var e=Array.from(this.aggregation_keys);e.sort();for(var t=0;t<e.length;t++){var n=e[t],r=[];for(var i of this.aggregators)r.push(i.get_final(n));if(!await this.subwriter.write(r))break}await this.subwriter.finish()}}class InnerJoiner{constructor(e){this.join_map=e}get_rhs(e){return this.join_map.get_join_records(e)}}class LeftJoiner{constructor(e){this.join_map=e,this.null_record=[[null,e.max_record_len,Array(e.max_record_len).fill(null)]]}get_rhs(e){let t=this.join_map.get_join_records(e);return 0==t.length?this.null_record:t}}class StrictLeftJoiner{constructor(e){this.join_map=e}get_rhs(e){let t=this.join_map.get_join_records(e);if(1!=t.length)throw new RbqlRuntimeError('In "STRICT LEFT JOIN" each key in A must have exactly one match in B. Bad A key: "'+e+'"');return t}}function select_except(e,t){let n=[];for(let r=0;r<e.length;r++)-1==t.indexOf(r)&&n.push(e[r]);return n}async function select_simple(e,t,n){if(null!==query_context.sort_key_expression){var r=e.concat([t,n]);if(!await query_context.writer.write(r))return!1}else if(!await query_context.writer.write(n))return!1;return!0}function select_aggregated(e,t){if(null!==e&&(e=JSON.stringify(e)),1===query_context.aggregation_stage){if(!(query_context.writer instanceof TopWriter))throw new RbqlParsingError('"ORDER BY", "UPDATE" and "DISTINCT" keywords are not allowed in aggregate queries');query_context.writer=new AggregateWriter(query_context.writer);let i=0;for(var n=0;n<t.length;n++)(r=t[n])instanceof RBQLAggregationToken?(query_context.writer.aggregators.push(query_context.functional_aggregators[r.marker_id]),query_context.writer.aggregators[query_context.writer.aggregators.length-1].increment(e,r.value),i+=1):(query_context.writer.aggregators.push(new ConstGroupVerifier(query_context.writer.aggregators.length)),query_context.writer.aggregators[query_context.writer.aggregators.length-1].increment(e,r));if(i!=query_context.functional_aggregators.length)throw new RbqlParsingError(wrong_aggregation_usage_error);query_context.aggregation_stage=2}else for(n=0;n<t.length;n++){var r=t[n];query_context.writer.aggregators[n].increment(e,r)}query_context.writer.aggregation_keys.add(e)}async function select_unnested(e,t,n){let r=n.slice(),i=n.findIndex((e=>e instanceof UnnestMarker));for(var o=0;o<query_context.unnest_list.length;o++)if(r[i]=query_context.unnest_list[o],!await select_simple(e,t,r.slice()))return!1;return!0}const PROCESS_SELECT_COMMON="\n__RBQLMP__variables_init_code\nif (__RBQLMP__where_expression) {\n    let out_fields = __RBQLMP__select_expression;\n    if (query_context.aggregation_stage > 0) {\n        let key = __RBQLMP__aggregation_key_expression;\n        select_aggregated(key, out_fields);\n    } else {\n        let sort_key = [__RBQLMP__sort_key_expression];\n        if (query_context.unnest_list !== null) {\n            if (!await select_unnested(sort_key, NR, out_fields))\n                stop_flag = true;\n        } else {\n            if (!await select_simple(sort_key, NR, out_fields))\n                stop_flag = true;\n        }\n    }\n}\n",PROCESS_SELECT_SIMPLE="\nlet star_fields = record_a;\n__CODE__\n",PROCESS_SELECT_JOIN="\nlet join_matches = query_context.join_map.get_rhs(__RBQLMP__lhs_join_var_expression);\nfor (let join_match of join_matches) {\n    let [bNR, bNF, record_b] = join_match;\n    let star_fields = record_a.concat(record_b);\n    __CODE__\n    if (stop_flag)\n        break;\n}\n",PROCESS_UPDATE_JOIN="\nlet join_matches = query_context.join_map.get_rhs(__RBQLMP__lhs_join_var_expression);\nif (join_matches.length > 1)\n    throw new RbqlRuntimeError('More than one record in UPDATE query matched a key from the input table in the join table');\nlet record_b = null;\nlet bNR = null;\nlet bNF = null;\nif (join_matches.length == 1)\n    [bNR, bNF, record_b] = join_matches[0];\nlet up_fields = record_a;\n__RBQLMP__variables_init_code\nif (join_matches.length == 1 && (__RBQLMP__where_expression)) {\n    NU += 1;\n    __RBQLMP__update_expressions\n}\nif (!await query_context.writer.write(up_fields))\n    stop_flag = true;\n",PROCESS_UPDATE_SIMPLE="\nlet up_fields = record_a;\n__RBQLMP__variables_init_code\nif (__RBQLMP__where_expression) {\n    NU += 1;\n    __RBQLMP__update_expressions\n}\nif (!await query_context.writer.write(up_fields))\n    stop_flag = true;\n",MAIN_LOOP_BODY="\n__USER_INIT_CODE__\n\nlet NU = 0;\nlet NR = 0;\n\nlet stop_flag = false;\nwhile (!stop_flag) {\n    let record_a = await query_context.input_iterator.get_record();\n    if (record_a === null)\n        break;\n    NR += 1;\n    let NF = record_a.length;\n    query_context.unnest_list = null; // TODO optimize, don't need to set this every iteration\n    try {\n        __CODE__\n    } catch (e) {\n        if (e.constructor.name === 'InternalBadFieldError') {\n            throw new RbqlRuntimeError(`No \"a${e.bad_idx + 1}\" field at record ${NR}`);\n        } else if (e.constructor.name === 'RbqlParsingError') {\n            throw(e);\n        } else {\n            throw new RbqlRuntimeError(`At record ${NR}, Details: ${e.message}`);\n        }\n    }\n}\n";function embed_expression(e,t,n){return replace_all(e,t,n)}function embed_code(e,t,n){let r=e.split("\n"),i=n.split("\n");for(let e=0;e<r.length;e++){let n=r[e].indexOf(t);if(-1==n)continue;assert(n%4==0);let o=r[e].substring(0,n);return i=i.map((e=>o+e)),r.slice(0,e).concat(i).concat(r.slice(e+1)).join("\n")+"\n"}assert(!1)}function generate_main_loop_code(e){let t=null!==e.select_expression,n=null!==e.join_map,r=null===e.where_expression?"true":e.where_expression,i=null===e.aggregation_key_expression?"null":e.aggregation_key_expression,o=null===e.sort_key_expression?"null":e.sort_key_expression,s=embed_code(MAIN_LOOP_BODY,"__USER_INIT_CODE__",e.user_init_code);return t?(n?(s=embed_code(embed_code(s,"__CODE__",PROCESS_SELECT_JOIN),"__CODE__",PROCESS_SELECT_COMMON),s=embed_expression(s,"__RBQLMP__lhs_join_var_expression",e.lhs_join_var_expression)):s=embed_code(embed_code(s,"__CODE__",PROCESS_SELECT_SIMPLE),"__CODE__",PROCESS_SELECT_COMMON),s=embed_code(s,"__RBQLMP__variables_init_code",e.variables_init_code),s=embed_expression(s,"__RBQLMP__select_expression",e.select_expression),s=embed_expression(s,"__RBQLMP__where_expression",r),s=embed_expression(s,"__RBQLMP__aggregation_key_expression",i),s=embed_expression(s,"__RBQLMP__sort_key_expression",o)):(n?(s=embed_code(s,"__CODE__",PROCESS_UPDATE_JOIN),s=embed_expression(s,"__RBQLMP__lhs_join_var_expression",e.lhs_join_var_expression)):s=embed_code(s,"__CODE__",PROCESS_UPDATE_SIMPLE),s=embed_code(s,"__RBQLMP__variables_init_code",e.variables_init_code),s=embed_code(s,"__RBQLMP__update_expressions",e.update_expressions),s=embed_expression(s,"__RBQLMP__where_expression",r)),"(async () => {"+s+"})()"}async function compile_and_run(query_context){let main_loop_body=generate_main_loop_code(query_context);try{let main_loop_promise=eval(main_loop_body);await main_loop_promise}catch(e){if(e instanceof SyntaxError){let t=query_context.query_text.toLowerCase();if(-1!=t.indexOf(" having "))throw new SyntaxError(e.message+'\nRBQL doesn\'t support "HAVING" keyword');if(-1!=t.indexOf(" like "))throw new SyntaxError(e.message+"\nRBQL doesn't support \"LIKE\" operator, use like() function instead e.g. ... WHERE like(a1, 'foo%bar') ... ");if(-1!=t.indexOf(" from "))throw new SyntaxError(e.message+'\nTip: If input table is defined by the environment, RBQL query should not have "FROM" keyword');if(e&&e.message&&-1!=String(e.message).toLowerCase().indexOf("unexpected identifier")){if(-1!=t.indexOf(" and "))throw new SyntaxError(e.message+"\nDid you use 'and' keyword in your query?\nJavaScript backend doesn't support 'and' keyword, use '&&' operator instead!");if(-1!=t.indexOf(" or "))throw new SyntaxError(e.message+"\nDid you use 'or' keyword in your query?\nJavaScript backend doesn't support 'or' keyword, use '||' operator instead!")}}if(e&&e.message&&-1!=e.message.indexOf("Received an instance of RBQLAggregationToken"))throw new RbqlParsingError(wrong_aggregation_usage_error);throw e}}const GROUP_BY="GROUP BY",UPDATE="UPDATE",SELECT="SELECT",JOIN="JOIN",INNER_JOIN="INNER JOIN",LEFT_JOIN="LEFT JOIN",LEFT_OUTER_JOIN="LEFT OUTER JOIN",STRICT_LEFT_JOIN="STRICT LEFT JOIN",ORDER_BY="ORDER BY",WHERE="WHERE",LIMIT="LIMIT",EXCEPT="EXCEPT",WITH="WITH";function get_ambiguous_error_msg(e){return`Ambiguous variable name: "${e}" is present both in input and in join tables`}function get_all_matches(e,t){var n=[];let r=null;for(;null!==(r=e.exec(t));)n.push(r);return n}function str_strip(e){return e.replace(/^ +| +$/g,"")}function strip_comments(e){return(e=e.trim()).startsWith("//")?"":e}function combine_string_literals(e,t){for(var n=0;n<t.length;n++)e=replace_all(e,`___RBQL_STRING_LITERAL${n}___`,t[n]);return e}function parse_basic_variables(e,t,n){assert("a"==t||"b"==t);let r=get_all_matches(new RegExp(`(?:^|[^_a-zA-Z0-9])${t}([1-9][0-9]*)(?:$|(?=[^_a-zA-Z0-9]))`,"g"),e);for(let e=0;e<r.length;e++){let i=parseInt(r[e][1]);n[t+String(i)]={initialize:!0,index:i-1}}}function parse_array_variables(e,t,n){assert("a"==t||"b"==t);let r=get_all_matches(new RegExp(`(?:^|[^_a-zA-Z0-9])${t}\\[([1-9][0-9]*)\\]`,"g"),e);for(let e=0;e<r.length;e++){let i=parseInt(r[e][1]);n[`${t}[${i}]`]={initialize:!0,index:i-1}}}function js_string_escape_column_name(e,t){return e=(e=(e=(e=e.replace(/\\/g,"\\\\")).replace(/\n/g,"\\n")).replace(/\r/g,"\\r")).replace(/\t/g,"\\t"),"'"===t?e.replace(/'/g,"\\'"):'"'===t?e.replace(/"/g,'\\"'):(assert("`"===t),e.replace(/`/g,"\\`"))}function query_probably_has_dictionary_variable(e,t){let n=get_all_matches(new RegExp("[-a-zA-Z0-9_:;+=!.,()%^#@&* ]+","g"),t);for(let t of n)if(-1==e.indexOf(t))return!1;return!0}function parse_dictionary_variables(e,t,n,r){assert("a"===t||"b"===t);let i=new RegExp(`(?:^|[^_a-zA-Z0-9])${t}\\[`);if(-1!=e.search(i))for(let i=0;i<n.length;i++){let o=n[i];if(query_probably_has_dictionary_variable(e,o)){let e=js_string_escape_column_name(o,'"');r[`${t}["${e}"]`]={initialize:!0,index:i},e=js_string_escape_column_name(o,"'"),r[`${t}['${e}']`]={initialize:!1,index:i},e=js_string_escape_column_name(o,"`"),r[`${t}[\`${e}\`]`]={initialize:!1,index:i}}}}function parse_attribute_variables(e,t,n,r,i){assert("a"===t||"b"===t);let o=get_all_matches(new RegExp(`(?:^|[^_a-zA-Z0-9])${t}\\.([_a-zA-Z][_a-zA-Z0-9]*)`,"g"),e).map((e=>e[1]));for(let e of o){let o=n.indexOf(e);if(-1==o)throw new RbqlParsingError(`Unable to find column "${e}" in ${"a"==t?"input":"join"} ${r}`);i[`${t}.${e}`]={initialize:!0,index:o}}}function map_variables_directly(e,t,n){for(let r=0;r<t.length;r++){let i=t[r];if(null===/^[_a-zA-Z][_a-zA-Z0-9]*$/.exec(i))throw new RbqlIOHandlingError(`Unable to use column name "${i}" as RBQL/JS variable`);-1!=e.indexOf(i)&&(n[i]={initialize:!0,index:r})}}function ensure_no_ambiguous_variables(e,t,n){let r=new Set(n);for(let n of t)if(r.has(n)&&-1!=e.indexOf(n))throw new RbqlParsingError(get_ambiguous_error_msg(n))}function parse_join_expression(e){e=str_strip(e);const t="Invalid join syntax. Valid syntax: <JOIN> /path/to/B/table on a... == b... [and a... == b... [and ... ]]";let n=/^ *([^ ]+) +on +/i.exec(e);if(null===n)throw new RbqlParsingError(t);let r=n[1];e=e.substr(n[0].length);let i=[];for(var o=/^([^ =]+) *==? *([^ =]+)/,s=/^ +(and|&&) +/i;;){if(n=o.exec(e),null===n)throw new RbqlParsingError(t);if(i.push([n[1],n[2]]),!(e=e.substr(n[0].length)).length)break;if(n=s.exec(e),null===n)throw new RbqlParsingError(t);e=e.substr(n[0].length)}return[r,i]}function resolve_join_variables(e,t,n,r){let i=[],o=[];const s="Valid JOIN syntax: <JOIN> /path/to/B/table on a... == b... [and a... == b... [and ... ]]";for(let a of n){let[n,l]=a;if(n=combine_string_literals(n,r),l=combine_string_literals(l,r),e.hasOwnProperty(n)&&t.hasOwnProperty(n))throw new RbqlParsingError(get_ambiguous_error_msg(n));if(e.hasOwnProperty(l)&&t.hasOwnProperty(l))throw new RbqlParsingError(get_ambiguous_error_msg(l));e.hasOwnProperty(l)&&([n,l]=[l,n]);let[u,_]=[null,null];if(-1!=["NR","a.NR","aNR"].indexOf(n))u=-1;else{if(!e.hasOwnProperty(n))throw new RbqlParsingError(`Unable to parse JOIN expression: Input table does not have field "${n}"\n${s}`);u=e[n].index}if(-1!=["b.NR","bNR"].indexOf(l))_=-1;else{if(!t.hasOwnProperty(l))throw new RbqlParsingError(`Unable to parse JOIN expression: Join table does not have field "${l}"\n${s}`);_=t[l].index}let c=-1==u?"NR":`safe_join_get(record_a, ${u})`;o.push(_),i.push(c)}return[i,o]}function generate_common_init_code(e,t){assert("a"==t||"b"==t);let n=[];n.push(`${t} = new Object();`);let r="a"==t?"NR":"bNR",i=`${t}.NR`;return-1!=e.indexOf(i)&&n.push(`${i} = ${r};`),"a"==t&&-1!=e.indexOf("aNR")&&n.push("aNR = NR;"),n}function generate_init_statements(e,t,n,r){let i=generate_common_init_code(e,"a"),o=/^[_0-9a-zA-Z]+$/;for(const[e,n]of Object.entries(t))if(n.initialize){let t=o.exec(e)?"var ":"";i.push(`${t}${e} = safe_get(record_a, ${n.index});`)}if(n){i=i.concat(generate_common_init_code(e,"b"));for(const[e,t]of Object.entries(n))if(t.initialize){let n=o.exec(e)?"var ":"";i.push(`${n}${e} = record_b === null ? null : safe_get(record_b, ${t.index});`)}}for(let e=1;e<i.length;e++)i[e]=r+i[e];return i.join("\n")}function replace_star_count(e){return str_strip(e.replace(/(?:(?<=^)|(?<=,)) *COUNT\( *\* *\)/gi," COUNT(1)"))}function replace_star_vars(e){let t=get_all_matches(/(?:^|,) *(\*|a\.\*|b\.\*) *(?=$|,)/g,e),n=0,r="";for(let i of t){let t="]).concat("+{"*":"star_fields","a.*":"record_a","b.*":"record_b"}[i[1]]+").concat([";n<i.index&&(r+=e.substring(n,i.index)),r+=t,n=i.index+i[0].length+1}return r+=e.substring(n),r}function replace_star_vars_for_header_parsing(e){let t=get_all_matches(/(?:(?<=^)|(?<=,)) *(\*|a\.\*|b\.\*) *(?=$|,)/g,e),n=0,r="";for(let i of t){let t={"*":"__RBQL_INTERNAL_STAR","a.*":"a.__RBQL_INTERNAL_STAR","b.*":"b.__RBQL_INTERNAL_STAR"}[i[1]];n<i.index&&(r+=e.substring(n,i.index)),r+=t,n=i.index+i[0].length}return r+=e.substring(n),r}function translate_update_expression(e,t,n,r){let i=`Unable to parse "UPDATE" expression: the expression must start with assignment, but "${str_strip(e.split("=")[0])}" does not look like an assignable field name`,o=/(?:^|,) *(a[.#a-zA-Z0-9\[\]_]*) *=(?=[^=])/g,s=[],a=0;for(;;){let l=o.exec(e);if(0==s.length&&(null===l||0!=l.index))throw new RbqlParsingError(i);if(null===l){s[s.length-1]+=str_strip(e.substr(a))+");";break}s.length&&(s[s.length-1]+=str_strip(e.substring(a,l.index))+");");let u=combine_string_literals(str_strip(l[1]),n);if(!t.hasOwnProperty(u))throw new RbqlParsingError(`Unable to parse "UPDATE" expression: Unknown field name: "${u}"`);let _=t[u].index,c=s.length?r:"";s.push(`${c}safe_set(up_fields, ${_}, `),a=l.index+l[0].length}return combine_string_literals(s.join("\n"),n)}function translate_select_expression(e){let t=replace_star_count(e),n=str_strip(replace_star_vars(t.replace(/ +(AS|as) +([a-zA-Z][a-zA-Z0-9_]*) *(?=$|,)/g,""))),r=str_strip(replace_star_vars_for_header_parsing(t));if(!n.length)throw new RbqlParsingError('"SELECT" expression is empty');return[`[].concat([${n}])`,r]}function separate_string_literals(e){for(var t=/('(\\(\\\\)*'|[^'])*')|("(\\(\\\\)*"|[^"])*")|(`(\\(\\\\)*`|[^`])*`)/g,n=null,r=[],i=[],o=0;null!==(n=t.exec(e));){var s=i.length,a=n[0];i.push(a);var l=n.index;r.push(e.substring(o,l)),r.push(`___RBQL_STRING_LITERAL${s}___`),o=t.lastIndex}r.push(e.substring(o));var u=r.join("");return[u=u.replace(/\t/g," "),i]}function locate_statements(e){let t=[];t.push([STRICT_LEFT_JOIN,LEFT_OUTER_JOIN,LEFT_JOIN,INNER_JOIN,JOIN]),t.push([SELECT]),t.push([ORDER_BY]),t.push([WHERE]),t.push([UPDATE]),t.push([GROUP_BY]),t.push([LIMIT]),t.push([EXCEPT]);for(var n=[],r=0;r<t.length;r++)for(var i=0;i<t[r].length;i++){var o=t[r][i],s=get_all_matches(new RegExp("(?:^| )"+replace_all(o," "," *")+"(?= )","ig"),e);if(s.length){if(s.length>1)throw new RbqlParsingError(`More than one "${o}" statements found`);assert(1==s.length);var a=s[0],l=a[0];n.push([a.index,a.index+l.length,o]);break}}return n.sort((function(e,t){return e[0]-t[0]})),n}function separate_actions(e){e=str_strip(e);var t={};let n=/^(.*)  *[Ww][Ii][Tt][Hh] *\(([a-z]{4,20})\) *$/.exec(e);null!==n&&(e=n[1],t[WITH]=n[2]);for(var r=locate_statements(e),i=0;i<r.length;i++){var o=r[i][0],s=r[i][1],a=r[i][2],l=i+1<r.length?r[i+1][0]:e.length;assert(o<s),assert(s<=l);var u=e.substring(s,l),_={};if(-1!=[STRICT_LEFT_JOIN,LEFT_OUTER_JOIN,LEFT_JOIN,INNER_JOIN,JOIN].indexOf(a)&&(_.join_subtype=a,a=JOIN),a==UPDATE){if(0!=o)throw new RbqlParsingError("UPDATE keyword must be at the beginning of the query");u=u.replace(/^ *SET/i,"")}if(a==ORDER_BY){var c=(u=u.replace(/ ASC *$/i,"")).replace(/ DESC *$/i,"");c!=u?(u=c,_.reverse=!0):_.reverse=!1}if(a==SELECT){if(0!=o)throw new RbqlParsingError("SELECT keyword must be at the beginning of the query");let e=/^ *TOP *([0-9]+) /i.exec(u);null!==e&&(_.top=parseInt(e[1]),u=u.substr(e.index+e[0].length)),e=/^ *DISTINCT *(COUNT)? /i.exec(u),null!==e&&(_.distinct=!0,e[1]&&(_.distinct_count=!0),u=u.substr(e.index+e[0].length))}_.text=str_strip(u),t[a]=_}if(!t.hasOwnProperty(SELECT)&&!t.hasOwnProperty(UPDATE))throw new RbqlParsingError("Query must contain either SELECT or UPDATE statement");return assert(t.hasOwnProperty(SELECT)!=t.hasOwnProperty(UPDATE)),t}function find_top(e){if(e.hasOwnProperty(LIMIT)){if(null===/^[0-9]+$/.exec(e[LIMIT].text))throw new RbqlParsingError("LIMIT keyword must be followed by an integer");return parseInt(e[LIMIT].text)}var t=e[SELECT];return t&&t.hasOwnProperty("top")?t.top:null}function translate_except_expression(e,t,n,r){let i=e.split(",");i=i.map(str_strip);let o=[];for(let e of i){if(e=combine_string_literals(e,n),!t.hasOwnProperty(e))throw new RbqlParsingError(`Unknown field in EXCEPT expression: "${e}"`);o.push(t[e].index)}return o=o.sort(((e,t)=>e-t)),[null===r?null:select_except(r,o),`select_except(record_a, [${o.join(",")}])`]}class HashJoinMap{constructor(e,t){this.max_record_len=0,this.hash_map=new Map,this.record_iterator=e,this.nr=0,1==t.length?(this.key_index=t[0],this.key_indices=null,this.polymorphic_get_key=this.get_single_key):(this.key_index=null,this.key_indices=t,this.polymorphic_get_key=this.get_multi_key)}get_single_key(e,t){if(this.key_index>=t.length)throw new RbqlRuntimeError(`No field with index ${this.key_index+1} at record ${this.nr} in "B" table`);return-1===this.key_index?this.nr:t[this.key_index]}get_multi_key(e,t){let n=[];for(let e of this.key_indices){if(e>=t.length)throw new RbqlRuntimeError(`No field with index ${e+1} at record ${this.nr} in "B" table`);n.push(-1===e?this.nr:t[e])}return JSON.stringify(n)}async build(){for(;;){let e=await this.record_iterator.get_record();if(null===e)break;this.nr+=1;let t=e.length;this.max_record_len=Math.max(this.max_record_len,t);let n=this.polymorphic_get_key(this.nr,e),r=this.hash_map.get(n);void 0===r?this.hash_map.set(n,[[this.nr,t,e]]):r.push([this.nr,t,e])}}get_join_records(e){let t=this.hash_map.get(e);return void 0===t?[]:t}get_warnings(){return this.record_iterator.get_warnings()}}function cleanup_query(e){return e.split("\n").map(strip_comments).filter((e=>e.length)).join(" ").replace(/;+$/g,"")}function remove_redundant_table_name(e){return e=str_strip(e.replace(/ +from +a(?: +|$)/gi," ")),str_strip(e.replace(/^ *update +a +set /gi,"update "))}function select_output_header(e,t,n){null===e&&assert(null===t);let r=!1,i=!1;for(let e of n)r=r||null!==e&&e.is_star,i=i||null!==e&&null!==e.alias_name;if(null===e){if(r&&i)throw new RbqlParsingError("Using both * (star) and AS alias in the same query is not allowed for input tables without header");if(!i)return null;e=[],t=[]}null===t&&(t=[]);let o=[];for(let r of n)null===r?o.push("col"+(o.length+1)):r.is_star?null===r.table_name?o=o.concat(e).concat(t):"a"===r.table_name?o=o.concat(e):"b"===r.table_name&&(o=o.concat(t)):null!==r.column_name?o.push(r.column_name):null!==r.alias_name?o.push(r.alias_name):null!==r.column_index?"a"==r.table_name&&r.column_index<e.length?o.push(e[r.column_index]):"b"==r.table_name&&r.column_index<t.length?o.push(t[r.column_index]):o.push("col"+(o.length+1)):o.push("col"+(o.length+1));return o}function sample_first_two_inconsistent_records(e){let t=Array.from(e.entries());t.sort((function(e,t){return e[1]-t[1]})),assert(t.length>1);let[n,r]=t[0],[i,o]=t[1];return[r,n,o,i]}function make_inconsistent_num_fields_warning(e,t){let[n,r,i,o]=sample_first_two_inconsistent_records(t),s=`Number of fields in "${e}" table is not consistent: `;return s+=`e.g. record ${n} -> ${r} fields, record ${i} -> ${o} fields`,s}class RBQLInputIterator{constructor(){}stop(){throw new Error("Unable to call the interface method")}async get_variables_map(e){throw new Error("Unable to call the interface method")}async get_record(){throw new Error("Unable to call the interface method")}handle_query_modifier(){}get_warnings(){return[]}async get_header(){return null}}class RBQLOutputWriter{constructor(){}async write(e){throw new Error("Unable to call the interface method")}async finish(){}get_warnings(){return[]}set_header(){}}class RBQLTableRegistry{constructor(){}get_iterator_by_table_id(e){throw new Error("Unable to call the interface method")}get_warnings(){return[]}}class TableIterator extends RBQLInputIterator{constructor(e,t=null,n=!0,r="a"){super(),this.table=e,this.column_names=t,this.normalize_column_names=n,this.variable_prefix=r,this.nr=0,this.fields_info=new Map,this.stopped=!1}stop(){this.stopped=!0}async get_variables_map(e){let t=new Object;if(parse_basic_variables(e,this.variable_prefix,t),parse_array_variables(e,this.variable_prefix,t),null!==this.column_names){if(this.table.length&&this.column_names.length!=this.table[0].length)throw new RbqlIOHandlingError("List of column names and table records have different lengths");this.normalize_column_names?(parse_dictionary_variables(e,this.variable_prefix,this.column_names,t),parse_attribute_variables(e,this.variable_prefix,this.column_names,"column names list",t)):map_variables_directly(e,this.column_names,t)}return t}async get_record(){if(this.stopped)return null;if(this.nr>=this.table.length)return null;let e=this.table[this.nr];this.nr+=1;let t=e.length;return this.fields_info.has(t)||this.fields_info.set(t,this.nr),e}get_warnings(){return this.fields_info.size>1?[make_inconsistent_num_fields_warning("input",this.fields_info)]:[]}async get_header(){return this.column_names}}class TableWriter extends RBQLOutputWriter{constructor(e){super(),this.table=e,this.header=null}async write(e){return this.table.push(e),!0}set_header(e){this.header=e}}class SingleTableRegistry extends RBQLTableRegistry{constructor(e,t=null,n=!0,r="b"){super(),this.table=e,this.table_id=r,this.column_names=t,this.normalize_column_names=n}get_iterator_by_table_id(e){if(e.toLowerCase()!==this.table_id)throw new RbqlIOHandlingError(`Unable to find join table: "${e}"`);return new TableIterator(this.table,this.column_names,this.normalize_column_names,"b")}}async function shallow_parse_input_query(e,t,n,r){e=cleanup_query(e);var[i,o]=separate_string_literals(e),s=separate_actions(i=remove_redundant_table_name(i));s.hasOwnProperty(WITH)&&t.handle_query_modifier(s[WITH]);var a=await t.get_variables_map(e);if(s.hasOwnProperty(ORDER_BY)&&s.hasOwnProperty(UPDATE))throw new RbqlParsingError('"ORDER BY" is not allowed in "UPDATE" queries');if(s.hasOwnProperty(GROUP_BY)){if(s.hasOwnProperty(ORDER_BY)||s.hasOwnProperty(UPDATE))throw new RbqlParsingError('"ORDER BY", "UPDATE" and "DISTINCT" keywords are not allowed in aggregate queries');r.aggregation_key_expression="["+combine_string_literals(s[GROUP_BY].text,o)+"]",r.aggregation_stage=1}let l=await t.get_header(),u=null,_=null;if(s.hasOwnProperty(JOIN)){var[c,f]=parse_join_expression(s[JOIN].text);if(null===n)throw new RbqlParsingError("JOIN operations are not supported by the application");let t=n.get_iterator_by_table_id(c);if(!t)throw new RbqlParsingError(`Unable to find join table: "${c}"`);if(s.hasOwnProperty(WITH)&&t.handle_query_modifier(s[WITH]),u=await t.get_variables_map(e),_=await t.get_header(),null===l&&null!==_)throw new RbqlIOHandlingError("Inconsistent modes: Input table doesn't have a header while the Join table has a header");if(null!==l&&null===_)throw new RbqlIOHandlingError("Inconsistent modes: Input table has a header while the Join table doesn't have a header");let[i,p]=resolve_join_variables(a,u,f,o),h={JOIN:InnerJoiner,"INNER JOIN":InnerJoiner,"LEFT JOIN":LeftJoiner,"LEFT OUTER JOIN":LeftJoiner,"STRICT LEFT JOIN":StrictLeftJoiner}[s[JOIN].join_subtype];r.lhs_join_var_expression=1==i.length?i[0]:"JSON.stringify(["+i.join(",")+"])",r.join_map_impl=new HashJoinMap(t,p),await r.join_map_impl.build(),r.join_map=new h(r.join_map_impl)}if(r.variables_init_code=combine_string_literals(generate_init_statements(i,a,u," ".repeat(4)),o),s.hasOwnProperty(WHERE)){var p=s[WHERE].text;if(/[^><!=]=[^=]/.exec(p))throw new RbqlParsingError('Assignments "=" are not allowed in "WHERE" expressions. For equality test use "==" or "==="');r.where_expression=combine_string_literals(p,o)}if(s.hasOwnProperty(UPDATE)){var h=translate_update_expression(s[UPDATE].text,a,o," ".repeat(8));r.update_expressions=combine_string_literals(h,o),r.writer.set_header(l)}if(s.hasOwnProperty(SELECT)){if(r.top_count=find_top(s),s.hasOwnProperty(EXCEPT)){if(s.hasOwnProperty(JOIN))throw new RbqlParsingError("EXCEPT and JOIN are not allowed in the same query");let[e,t]=translate_except_expression(s[EXCEPT].text,a,o,l);r.select_expression=t,r.writer.set_header(e)}else{let[e,t]=translate_select_expression(s[SELECT].text);r.select_expression=combine_string_literals(e,o);let n=select_output_header(l,_,adhoc_parse_select_expression_to_column_infos(t,o));r.writer.set_header(n)}r.writer=new TopWriter(r.writer,r.top_count),s[SELECT].hasOwnProperty("distinct_count")?r.writer=new UniqCountWriter(r.writer):s[SELECT].hasOwnProperty("distinct")&&(r.writer=new UniqWriter(r.writer))}if(s.hasOwnProperty(ORDER_BY)){r.sort_key_expression=combine_string_literals(s[ORDER_BY].text,o);let e=s[ORDER_BY].reverse;r.writer=new SortedWriter(r.writer,e)}}async function query(e,t,n,r,i=null,o=""){query_context=new RBQLContext(e,t,n,o),await shallow_parse_input_query(e,t,i,query_context),await compile_and_run(query_context),await query_context.writer.finish(),r.push(...t.get_warnings()),query_context.join_map_impl&&r.push(...query_context.join_map_impl.get_warnings()),r.push(...n.get_warnings())}async function query_table(e,t,n,r,i=null,o=null,s=null,a=null,l=!0,u=""){l||null===o||null===s||ensure_no_ambiguous_variables(e,o,s);let _=new TableIterator(t,o,l),c=new TableWriter(n),f=null===i?null:new SingleTableRegistry(i,s,l);if(await query(e,_,c,r,f,u),null!==a&&(assert(0==a.length,"`output_column_names` param must be an empty list or null"),null!==c.header))for(let e of c.header)a.push(e)}function exception_to_error_info(e){let t={RbqlRuntimeError:"query execution",RbqlParsingError:"query parsing",SyntaxError:"JS syntax error",RbqlIOHandlingError:"IO handling"},n="unexpected";return e.constructor&&e.constructor.name&&t.hasOwnProperty(e.constructor.name)&&(n=t[e.constructor.name]),[n,e.hasOwnProperty("message")?e.message:String(e)]}exports.query=query,exports.query_table=query_table,exports.RBQLInputIterator=RBQLInputIterator,exports.RBQLOutputWriter=RBQLOutputWriter,exports.RBQLTableRegistry=RBQLTableRegistry,exports.version=RBQL_VERSION,exports.TableIterator=TableIterator,exports.TableWriter=TableWriter,exports.SingleTableRegistry=SingleTableRegistry,exports.exception_to_error_info=exception_to_error_info,exports.parse_basic_variables=parse_basic_variables,exports.parse_array_variables=parse_array_variables,exports.parse_dictionary_variables=parse_dictionary_variables,exports.parse_attribute_variables=parse_attribute_variables,exports.get_all_matches=get_all_matches,exports.strip_comments=strip_comments,exports.separate_actions=separate_actions,exports.separate_string_literals=separate_string_literals,exports.combine_string_literals=combine_string_literals,exports.parse_join_expression=parse_join_expression,exports.resolve_join_variables=resolve_join_variables,exports.translate_update_expression=translate_update_expression,exports.translate_select_expression=translate_select_expression,exports.translate_except_expression=translate_except_expression,exports.like_to_regex=like_to_regex,exports.adhoc_parse_select_expression_to_column_infos=adhoc_parse_select_expression_to_column_infos,exports.replace_star_count=replace_star_count,exports.replace_star_vars_for_header_parsing=replace_star_vars_for_header_parsing,exports.select_output_header=select_output_header,exports.sample_first_two_inconsistent_records=sample_first_two_inconsistent_records})(exports)},6945:(e,t,n)=>{var r=n(5606);const i=n(8364),o=n(9135),s=n(1820),a=n(537),l=n(9022),u=n(4285),_="Unable to decode input table as UTF-8. Use binary (latin-1) encoding instead";class c extends Error{}class f extends Error{}function p(e,t=null){if(!e)throw t||(t="Assertion error"),new f(t)}function h(e){return/^[\x00-\x7F]*$/.test(e)}function d(e){return i.readFileSync(e,"utf-8")}function g(e,t){var n,r="~"===(n=t).charAt(0)?s.join(o.homedir(),n.slice(1)):n;if(i.existsSync(r))return r;if(e&&!s.isAbsolute(r)&&(r=s.join(e,r),i.existsSync(r)))return r;var a=function(e,t){for(var n=function(e){var t=null;try{t=i.readFileSync(e,"utf-8")}catch(e){return[]}for(var n=t.split("\n"),r=[],o=0;o<n.length;o++)if(n[o]){var s=n[o].split("\t");r.push(s)}return r}(e),r=0;r<n.length;r++)if(n[r].length&&n[r][0]==t)return n[r];return null}(s.join(o.homedir(),".rbql_table_names"),t);return a&&a.length>1&&i.existsSync(a[1])?a[1]:null}class m{constructor(){this.push_stack=[],this.pull_stack=[]}enqueue(e){this.push_stack.push(e)}dequeue(){if(!this.pull_stack.length){if(!this.push_stack.length)return null;this.pull_stack=this.push_stack,this.pull_stack.reverse(),this.push_stack=[]}return this.pull_stack.pop()}}class y extends l.RBQLInputIterator{constructor(e,t,n,r,i,o=!1,s=null,l="input",_="a"){super(),this.stream=e,this.csv_path=t,p(null===this.stream!=(null===this.csv_path)),this.encoding=n,this.delim=r,this.policy=i,this.has_header=o,this.first_record=null,this.first_record_should_be_emitted=!o,this.header_preread_complete=!1,this.table_name=l,this.variable_prefix=_,this.comment_prefix=s,this.decoder=null,"utf-8"==n&&null===this.csv_path&&(this.decoder=new a.TextDecoder(n,{fatal:!0,stream:!0})),this.input_exhausted=!1,this.started=!1,this.utf8_bom_removed=!1,this.first_defective_line=null,this.fields_info=new Map,this.NR=0,this.NL=0,this.line_aggregator=new u.MultilineRecordAggregator(s),this.partially_decoded_line="",this.partially_decoded_line_ends_with_cr=!1,this.resolve_current_record=null,this.reject_current_record=null,this.current_exception=null,this.produced_records_queue=new m,this.process_line_polymorphic="quoted_rfc"==i?this.process_partial_rfc_record_line:this.process_record_line_simple}handle_query_modifier(e){-1!=["header","headers"].indexOf(e)&&(this.has_header=!0,this.first_record_should_be_emitted=!1),-1!=["noheader","noheaders"].indexOf(e)&&(this.has_header=!1,this.first_record_should_be_emitted=!0)}reset_external_callbacks(){this.reject_current_record=null,this.resolve_current_record=null}try_propagate_exception(){if(this.current_exception&&this.reject_current_record){let e=this.reject_current_record,t=this.current_exception;this.reset_external_callbacks(),this.current_exception=null,e(t)}}store_or_propagate_exception(e){null===this.current_exception&&(this.current_exception=e),this.try_propagate_exception()}async preread_first_record(){this.header_preread_complete||(this.first_record=await this.get_record(),this.header_preread_complete=!0,null!==this.first_record&&(this.stream&&this.stream.pause(),this.first_record=this.first_record.slice()))}async get_variables_map(e){let t=new Object;return l.parse_basic_variables(e,this.variable_prefix,t),l.parse_array_variables(e,this.variable_prefix,t),await this.preread_first_record(),this.has_header&&this.first_record&&(l.parse_attribute_variables(e,this.variable_prefix,this.first_record,"CSV header line",t),l.parse_dictionary_variables(e,this.variable_prefix,this.first_record,t)),t}async get_header(){return await this.preread_first_record(),this.has_header?this.first_record:null}try_resolve_next_record(){if(this.try_propagate_exception(),null===this.resolve_current_record)return;let e=null;if(this.first_record_should_be_emitted&&this.header_preread_complete?(this.first_record_should_be_emitted=!1,e=this.first_record):e=this.produced_records_queue.dequeue(),null===e&&!this.input_exhausted)return;let t=this.resolve_current_record;this.reset_external_callbacks(),t(e)}async get_record(){this.started||await this.start(),this.stream&&this.stream.isPaused()&&this.stream.resume();let e=this,t=new Promise((function(t,n){e.resolve_current_record=t,e.reject_current_record=n}));return this.try_resolve_next_record(),t}async get_all_records(e=null){let t=[];for(;;){let n=await this.get_record();if(null===n)break;if(t.push(n),e&&t.length>=e){this.stop();break}}return t}process_record_line_simple(e){this.comment_prefix&&e.startsWith(this.comment_prefix)||this.process_record_line(e)}process_record_line(e){this.NR+=1;var[t,n]=u.smart_split(e,this.delim,this.policy,!1);n&&null===this.first_defective_line&&(this.first_defective_line=this.NL,"quoted_rfc"==this.policy&&this.store_or_propagate_exception(new c(`Inconsistent double quote escaping in ${this.table_name} table at record ${this.NR}, line ${this.NL}`)));let r=t.length;this.fields_info.has(r)||this.fields_info.set(r,this.NR),this.produced_records_queue.enqueue(t),this.try_resolve_next_record()}process_partial_rfc_record_line(e){this.line_aggregator.add_line(e),this.line_aggregator.has_comment_line?this.line_aggregator.reset():this.line_aggregator.has_full_record&&(this.process_record_line(this.line_aggregator.get_full_line("\n")),this.line_aggregator.reset())}process_line(e){if(this.NL+=1,1===this.NL){var t=function(e,t){return"binary"==t&&e.length>=3&&239===e.charCodeAt(0)&&187===e.charCodeAt(1)&&191===e.charCodeAt(2)?e.substring(3):"utf-8"==t&&e.length>=1&&65279===e.charCodeAt(0)?e.substring(1):e}(e,this.encoding);t!=e&&(e=t,this.utf8_bom_removed=!0)}this.process_line_polymorphic(e)}process_data_stream_chunk(e){let t=null;if(this.decoder)try{t=this.decoder.decode(e)}catch(e){return void(e instanceof TypeError?this.store_or_propagate_exception(new c(_)):this.store_or_propagate_exception(e))}else t=e.toString(this.encoding);let n=t.length&&"\n"==t[0]&&this.partially_decoded_line_ends_with_cr?1:0;this.partially_decoded_line_ends_with_cr=t.length&&"\r"==t[t.length-1];let r=u.split_lines(t);r[0]=this.partially_decoded_line+r[0],p(0==n||0==r[0].length),this.partially_decoded_line=r.pop();for(let e=n;e<r.length;e++)this.process_line(r[e])}process_data_bulk(e){let t=e.toString(this.encoding);if("utf-8"==this.encoding){let n=Buffer.from(t,"utf-8");if(0!=Buffer.compare(e,n))return void this.store_or_propagate_exception(new c(_))}let n=u.split_lines(t);n.length&&0==n[n.length-1].length&&n.pop();for(let e=0;e<n.length;e++)this.process_line(n[e]);this.line_aggregator.is_inside_multiline_record()&&this.process_record_line(this.line_aggregator.get_full_line("\n")),this.input_exhausted=!0,this.try_resolve_next_record()}process_data_stream_end(){if(this.input_exhausted=!0,this.partially_decoded_line.length){let e=this.partially_decoded_line;this.partially_decoded_line="",this.process_line(e)}this.line_aggregator.is_inside_multiline_record()&&this.process_record_line(this.line_aggregator.get_full_line("\n")),this.try_resolve_next_record()}stop(){this.stream&&this.stream.destroy()}async start(){if(!this.started){if(this.started=!0,!this.stream){let e=this;return new Promise((function(t,n){i.readFile(e.csv_path,((r,i)=>{r?n(r):(e.process_data_bulk(i),t())}))}))}this.stream.on("data",(e=>{this.process_data_stream_chunk(e)})),this.stream.on("end",(()=>{this.process_data_stream_end()}))}}get_warnings(){let e=[];return null!==this.first_defective_line&&e.push(`Inconsistent double quote escaping in ${this.table_name} table. 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s=>{await pe(s,"Preparing");let[a,l]=_().shrink_columns(n,r,i,o);l?ce(`Unable to shrink: Inconsistent double quotes at line ${l}`):(d.delete(n.fileName),Ce(n.fileName),null!==a?(await pe(s,"Shrinking columns"),await ge(e,n,a)):t.window.showWarningMessage("No trailing whitespaces found, skipping"))}))}async function tt(){let e=je(),n=ke(e);if(!ne(n))return;let[r,i,o]=Ee(n);if(null===i)return;let s={location:t.ProgressLocation.Window,title:"Rainbow CSV"};await t.window.withProgress(s,(async s=>{await pe(s,"Calculating column statistics");let a=be("double_width_alignment",!0),[l,u,c,f]=_().calc_column_stats(n,r,i,o,a);if(u)return void ce(`Unable to align: Inconsistent double quotes at line ${u}`);if(l=_().adjust_column_stats(l,r.length),null===l)return void ce("Unable to allign: Internal Rainbow CSV Error");await pe(s,"Preparing final alignment");let p=_().align_columns(c,f,l,r);await pe(s,"Aligning columns");let h=be("align_in_scratch_file",!1),g=n.uri&&"untitled"==n.uri.scheme;if(h&&!g){let e={content:p,language:n.languageId},r=await t.workspace.openTextDocument(e);d.add(r.fileName),await t.window.showTextDocument(r),Ce(r.fileName)}else await ge(e,n,p),d.add(n.fileName),Ce(n.fileName)}))}async function nt(){if(c)return void ce("This command is currently unavailable in web mode.");let e=ke();if(!e)return;let n=e.fileName,r=g.get(ae(n));if(!r)return;let i=await t.workspace.openTextDocument(r),o=await t.window.showTextDocument(i);await async function(e,t){let n=e.getText(),r=ke(t);r&&await ge(t,r,n)}(e,o)}async function rt(e,o,s=null){let u=o.msg_type;if("handshake"==u){var f={msg_type:"handshake",backend_language:he("rbql_backend_language","js"),encoding:he("rbql_encoding","utf-8")};_().sample_preview_records_from_context(O,f,p,m);let t=Fe(O.input_document_path);q.has(t)&&(f.last_query=q.get(t));let n=he("rbql_query_history",[]);f.query_history=n,f.policy=O.policy,f.with_headers=O.with_headers,f.header_for_ui=O.header_for_ui,f.is_web_ext=c,s&&(f.integration_test_language=s.rbql_backend,f.integration_test_query=s.rbql_query,f.integration_test_with_headers=s.with_headers||!1,f.integration_test_delay=s.integration_test_delay||2e3),await e.postMessage(f)}if("fetch_table_header"==u)try{let t=o.table_id,r=o.encoding,i=O.input_document_path?n.dirname(O.input_document_path):null,s=_().find_table_path(T,i,t);if(!s)return;let l=await _().read_header(s,r);if(!l)return;let[u,c]=a.smart_split(l,O.delim,O.policy,!1);c||e.postMessage({msg_type:"fetch_table_header_response",header_for_ui:u})}catch(e){console.error("Unable to get join table header: "+String(e))}if("update_query"==u){let e=o.query;if(!e)return;O.input_document_path&&q.set(Fe(O.input_document_path),e)}if("with_headers_change"==u&&(O.with_headers=o.with_headers,O.input_document_path&&await de(ye(O.input_document_path),O.with_headers)),"navigate"==u){var h=o.direction;"backward"==h?O.requested_start_record-=p:"forward"==h?O.requested_start_record+=p:"begin"==h?O.requested_start_record=0:"end"==h&&(O.requested_start_record=O.input_document.lineCount);let t={msg_type:"navigate"};_().sample_preview_records_from_context(O,t,p,m),await e.postMessage(t)}if("run"==u){let r=o.query,s=o.backend_language,a=o.encoding,u=o.output_dialect,f=o.with_headers;await async function(e){let t=he("rbql_query_history",[]),n=t.indexOf(e);-1!=n?t.splice(n,1):t.length>=20&&t.splice(0,1),t.push(e),await de("rbql_query_history",t)}(r),await async function(e,r,o,s,a,u,f){let p=new we("run-rbql-query");p.log_simple_event("start"),q.set(Fe(r),a);let h=["python3","python"],[d,m,y]=[O.delim,O.policy,O.comment_prefix],[b,w]=[d,m];"csv"==u&&([b,w]=[",",Q]),"tsv"==u&&([b,w]=["\t",G]),O.output_delim=b,O.output_policy=w;let x=c?null:n.join(function(e){let t=be("rbql_output_dir","TMP");return"TMP"==t?i.tmpdir():"INPUT"==t?n.dirname(e):t}(r),function(e,t){var r=n.basename(e),i=n.extname(r),o={"\t":".tsv",",":".csv"},s=".txt";o.hasOwnProperty(t)?s=o[t]:i.length>1&&(s=i);let a=r+s;return a==r&&(a+=".txt"),a}(r,b));if(a.startsWith("test ")){p.log_simple_event("test mode");let t=[_e["rbql mock/rbql_mock.py"],a],n=await Je(h,t,p);return console.log(JSON.stringify(n)),n.hasOwnProperty("error_type")||n.hasOwnProperty("error_msg")?void await Qe(e,n.error_type,n.error_msg):void await Qe(e,null,null)}if("js"==s){p.log_simple_event("using js backend");let n=[],i=null,s=ue(b,w);try{if(c){p.log_simple_event("using web mode");let r={content:(await _().rbql_query_web(a,O.input_document,d,m,b,w,n,f,y)).join("\n"),language:s};s==J&&(H.dynamic_dialect_for_next_request=re(b,w)),H.autodetection_temporarily_disabled_for_rbql=!0,i=await t.workspace.openTextDocument(r),await Qe(e,null,null),await async function(e,n){try{await t.window.showTextDocument(e)}catch(e){return void ce("Unable to open RBQL result document")}await $e(n)}(i,n),H.dynamic_dialect_for_next_request=null,H.autodetection_temporarily_disabled_for_rbql=!1,p.log_simple_event("finished OK")}else{p.log_simple_event("using electron mode");let l={bulk_read:!0};await _().rbql_query_node(T,a,r,d,m,x,b,w,o,n,f,y,"",l),g.set(ae(x),r),s==J&&(H.dynamic_dialect_for_next_request=re(b,w)),H.autodetection_temporarily_disabled_for_rbql=!0,i=await t.workspace.openTextDocument(x),await Qe(e,null,null),await De(i,b,w,n),H.dynamic_dialect_for_next_request=null,H.autodetection_temporarily_disabled_for_rbql=!1,p.log_simple_event("finished OK")}}catch(t){let[n,r]=(null===l&&(l=__webpack_require__(6945)),l).exception_to_error_info(t);return p.log_simple_event("finished with error"),void await Qe(e,n,r)}}else{if(p.log_simple_event("using python backend"),c)return void await Qe(e,"Input error","Python backend for RBQL is not supported in web version, please use 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s=null,a="";"js"==o.backend_language?(s=n.join(i.homedir(),".rbql_init_source.js"),a=_().get_default_js_udf_content()):(s=n.join(i.homedir(),".rbql_init_source.py"),a=_().get_default_python_udf_content()),r.existsSync(s)||r.writeFileSync(s,a);let l=await t.workspace.openTextDocument(s);await t.window.showTextDocument(l)}"global_param_change"==u&&await de(o.key,o.value)}function it(e,n,r){for(const i of r){let r=null;r=c?_e[i]:e.webview.asWebviewUri(t.Uri.file(_e[i])),n=n.replace(`src="${i}"`,`src="${r}"`)}return n}async function ot(e=null){let o=t.window;if(!o)return;let s=o.activeTextEditor;if(!s)return;let a=s.document;if(!a)return;let l=a.uri;if(!l)return;if("file"!=l.scheme&&"untitled"!=l.scheme&&!c)return;if("file"==l.scheme&&a.isDirty&&!c)return void ce("Unable to run RBQL: file has unsaved changes");let u=null;if("untitled"!=l.scheme||c)u=a.fileName;else{let e=a.getText(),t=String(Math.floor(1e6*Math.random()));u=n.join(i.tmpdir(),`${h}_${t}.txt`),r.writeFileSync(u,e)}if(!u)return void ce("Unable to run RBQL for this file");let[_,f,p]=Ee(a);null===f&&(f="monocolumn",_="monocolumn");let d=be("rbql_with_headers_by_default",!1),g=he(ye(u),d),m=xe(a,_,f,p);O={input_document:a,input_document_path:u,requested_start_record:0,delim:_,policy:f,comment_prefix:p,with_headers:g,header_for_ui:m},j=t.window.createWebviewPanel("rbql-console","RBQL Console",t.ViewColumn.Active,{enableScripts:!0}),I||(I=await yt("rbql_client.html")),j.webview.html=it(j,I,["contrib/textarea-caret-position/index.js","rbql_suggest.js","rbql_client.js","rbql_logo.svg"]),j.webview.onDidReceiveMessage((function(t){rt(j.webview,t,e)}))}function st(e,t,n){let[r,i,o]=["csv",",",Q],s=0,a=e.getText();if(!a)return[r,i,o];for(let e of t){if(" "==e||"."==e)continue;let t=0;for(let r=0;r<n&&r<a.length;r++)a[r]==e&&(t+=1);if(t>s){let n=le(e),a=ue(e,n);[r,i,o]=[a,e,n],s=t}}return[r,i,o]}async function at(e,t,n,r,i=null){let o=new we("autodetection",i);if(o.log_doc_event("starting...",r),n.autodetection_temporarily_disabled_for_rbql)return o.log_simple_event("abort: disabled for rbql"),[r,!1];if(!te(r))return o.log_simple_event("abort: ineligible doc"),[r,!1];if(!be("enable_separator_autodetection",!1,t))return o.log_simple_event("abort: disabled in config"),[r,!1];var a=r.fileName,l=r.languageId;if(n.autodetection_stoplist.has(a))return o.log_simple_event("abort: doc path in stoplist"),[r,!1];let u=(a.endsWith(".csv")||a.endsWith(".CSV"))&&"csv"==l;if(l!=W&&!u)return o.log_simple_event("abort: ineligible original language id"),[r,!1];let _=be("autodetect_separators",[],t).map((e=>"TAB"===e?"\t":e));if(!Y.hasOwnProperty(l)&&L&&L.file_path===a&&Math.abs(Date.now()-L.timestamp)<1e3)return o.log_simple_event("abort: recent doc language switch prevention"),[r,!1];let c=be("comment_prefix","",t)||"#";o.log_simple_event("starting standard dialect autodetection...");let[f,p,h,d]=function(e,t,n,r){let i=[];for(let e of n){let t=le(e),n=ue(e,t);n&&t&&(i.push([n,e,t]),","!=e&&";"!=e||i.push([J,e,V]))}let o=be("csv_lint_detect_trailing_spaces",!1,e),a=be("autodetection_min_line_count",10,e);if(t.lineCount<a)return[null,null,null];let[l,u,_,c]=[null,null,null,null],f=1;for(let e of i){let[n,i,p]=e,[h,d,g,m,y,b]=s.parse_document_records(t,i,p,r,!0,-1,!1,!0,o,f+1);if(null!==m||1!=g.size)continue;if(d<a)continue;let w=Array.from(g.keys())[0];w>=f+1&&(f=w,[l,u,_]=[n,i,p],c=y)}return[l,u,_,c]}(t,r,_,c);if(f?n.lint_results.set(`${a}.${f}`,{is_ok:!0,first_trailing_space_line:d}):!f&&u&&(o.log_simple_event("starting frequency-based dialect autodetection..."),[f,p,h]=st(r,_,1e4)),!f)return o.log_simple_event("abort: content-based autodetection did not detect anything"),[r,!1];if(f==J&&await oe(n,a,re(p,h)),f==l)return o.log_simple_event("abort: autodetected dialect 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n.log_simple_event("creating empty doc subscription");let r=!1;[e,r]=await at(t,t.workspace.getConfiguration("rainbow_csv"),H,e,n.context_id),n.log_doc_event(`after autodetection. filetype changed: ${r}`,e),Ne(e)&&(n.log_simple_event("active doc - enabling features"),Te(e,n),await Ie(e,n)),n.log_simple_event("finishing")}async function ft(e){let t=new we("handle_doc_close");if(t.log_doc_event("closing doc",e),!ne(e))return t.log_simple_event("abort: non rainbow doc"),void(L=null);L={file_path:e.fileName,timestamp:Date.now()},Ne(e)&&(t.log_simple_event("disabling ui elements"),Pe()),t.log_simple_event("finalizing")}async function pt(e){let t=H.logging_enabled;H.logging_enabled=be("enable_debug_logging",!1),H.logging_enabled&&!t&&new we("config change").log_simple_event("logging enabled"),Se()}async function ht(e,o){if(c)return void ce("This command is currently unavailable in web mode.");var s=e.fsPath;if(!s||!r.existsSync(s))return void t.window.showErrorMessage("Invalid file");var a=1024e3,l=r.statSync(s).size;if(l<=a){t.window.showWarningMessage("Rainbow CSV: The file is not big enough, showing the full file instead. 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