1 | "use strict";
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2 |
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3 | Object.defineProperty(exports, "__esModule", {
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4 | value: true
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5 | });
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6 | exports.codeFrameColumns = codeFrameColumns;
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7 | exports.default = _default;
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8 | var _highlight = require("@babel/highlight");
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9 | var _picocolors = _interopRequireWildcard(require("picocolors"), true);
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10 | function _getRequireWildcardCache(e) { if ("function" != typeof WeakMap) return null; var r = new WeakMap(), t = new WeakMap(); return (_getRequireWildcardCache = function (e) { return e ? t : r; })(e); }
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11 | function _interopRequireWildcard(e, r) { if (!r && e && e.__esModule) return e; if (null === e || "object" != typeof e && "function" != typeof e) return { default: e }; var t = _getRequireWildcardCache(r); if (t && t.has(e)) return t.get(e); var n = { __proto__: null }, a = Object.defineProperty && Object.getOwnPropertyDescriptor; for (var u in e) if ("default" !== u && {}.hasOwnProperty.call(e, u)) { var i = a ? Object.getOwnPropertyDescriptor(e, u) : null; i && (i.get || i.set) ? Object.defineProperty(n, u, i) : n[u] = e[u]; } return n.default = e, t && t.set(e, n), n; }
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12 | const colors = typeof process === "object" && (process.env.FORCE_COLOR === "0" || process.env.FORCE_COLOR === "false") ? (0, _picocolors.createColors)(false) : _picocolors.default;
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13 | const compose = (f, g) => v => f(g(v));
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14 | let pcWithForcedColor = undefined;
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15 | function getColors(forceColor) {
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16 | if (forceColor) {
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17 | var _pcWithForcedColor;
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18 | (_pcWithForcedColor = pcWithForcedColor) != null ? _pcWithForcedColor : pcWithForcedColor = (0, _picocolors.createColors)(true);
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19 | return pcWithForcedColor;
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20 | }
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21 | return colors;
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22 | }
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23 | let deprecationWarningShown = false;
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24 | function getDefs(colors) {
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25 | return {
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26 | gutter: colors.gray,
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27 | marker: compose(colors.red, colors.bold),
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28 | message: compose(colors.red, colors.bold)
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29 | };
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30 | }
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31 | const NEWLINE = /\r\n|[\n\r\u2028\u2029]/;
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32 | function getMarkerLines(loc, source, opts) {
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33 | const startLoc = Object.assign({
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34 | column: 0,
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35 | line: -1
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36 | }, loc.start);
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37 | const endLoc = Object.assign({}, startLoc, loc.end);
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38 | const {
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39 | linesAbove = 2,
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40 | linesBelow = 3
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41 | } = opts || {};
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42 | const startLine = startLoc.line;
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43 | const startColumn = startLoc.column;
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44 | const endLine = endLoc.line;
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45 | const endColumn = endLoc.column;
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46 | let start = Math.max(startLine - (linesAbove + 1), 0);
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47 | let end = Math.min(source.length, endLine + linesBelow);
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48 | if (startLine === -1) {
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49 | start = 0;
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50 | }
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51 | if (endLine === -1) {
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52 | end = source.length;
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53 | }
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54 | const lineDiff = endLine - startLine;
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55 | const markerLines = {};
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56 | if (lineDiff) {
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57 | for (let i = 0; i <= lineDiff; i++) {
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58 | const lineNumber = i + startLine;
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59 | if (!startColumn) {
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60 | markerLines[lineNumber] = true;
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61 | } else if (i === 0) {
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62 | const sourceLength = source[lineNumber - 1].length;
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63 | markerLines[lineNumber] = [startColumn, sourceLength - startColumn + 1];
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64 | } else if (i === lineDiff) {
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65 | markerLines[lineNumber] = [0, endColumn];
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66 | } else {
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67 | const sourceLength = source[lineNumber - i].length;
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68 | markerLines[lineNumber] = [0, sourceLength];
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69 | }
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70 | }
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71 | } else {
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72 | if (startColumn === endColumn) {
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73 | if (startColumn) {
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74 | markerLines[startLine] = [startColumn, 0];
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75 | } else {
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76 | markerLines[startLine] = true;
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77 | }
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78 | } else {
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79 | markerLines[startLine] = [startColumn, endColumn - startColumn];
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80 | }
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81 | }
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82 | return {
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83 | start,
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84 | end,
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85 | markerLines
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86 | };
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87 | }
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88 | function codeFrameColumns(rawLines, loc, opts = {}) {
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89 | const highlighted = (opts.highlightCode || opts.forceColor) && (0, _highlight.shouldHighlight)(opts);
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90 | const colors = getColors(opts.forceColor);
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91 | const defs = getDefs(colors);
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92 | const maybeHighlight = (fmt, string) => {
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93 | return highlighted ? fmt(string) : string;
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94 | };
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95 | const lines = rawLines.split(NEWLINE);
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96 | const {
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97 | start,
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98 | end,
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99 | markerLines
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100 | } = getMarkerLines(loc, lines, opts);
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101 | const hasColumns = loc.start && typeof loc.start.column === "number";
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102 | const numberMaxWidth = String(end).length;
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103 | const highlightedLines = highlighted ? (0, _highlight.default)(rawLines, opts) : rawLines;
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104 | let frame = highlightedLines.split(NEWLINE, end).slice(start, end).map((line, index) => {
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105 | const number = start + 1 + index;
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106 | const paddedNumber = ` ${number}`.slice(-numberMaxWidth);
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107 | const gutter = ` ${paddedNumber} |`;
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108 | const hasMarker = markerLines[number];
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109 | const lastMarkerLine = !markerLines[number + 1];
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110 | if (hasMarker) {
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111 | let markerLine = "";
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112 | if (Array.isArray(hasMarker)) {
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113 | const markerSpacing = line.slice(0, Math.max(hasMarker[0] - 1, 0)).replace(/[^\t]/g, " ");
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114 | const numberOfMarkers = hasMarker[1] || 1;
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115 | markerLine = ["\n ", maybeHighlight(defs.gutter, gutter.replace(/\d/g, " ")), " ", markerSpacing, maybeHighlight(defs.marker, "^").repeat(numberOfMarkers)].join("");
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116 | if (lastMarkerLine && opts.message) {
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117 | markerLine += " " + maybeHighlight(defs.message, opts.message);
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118 | }
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119 | }
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120 | return [maybeHighlight(defs.marker, ">"), maybeHighlight(defs.gutter, gutter), line.length > 0 ? ` ${line}` : "", markerLine].join("");
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121 | } else {
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122 | return ` ${maybeHighlight(defs.gutter, gutter)}${line.length > 0 ? ` ${line}` : ""}`;
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123 | }
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124 | }).join("\n");
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125 | if (opts.message && !hasColumns) {
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126 | frame = `${" ".repeat(numberMaxWidth + 1)}${opts.message}\n${frame}`;
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127 | }
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128 | if (highlighted) {
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129 | return colors.reset(frame);
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130 | } else {
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131 | return frame;
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132 | }
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133 | }
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134 | function _default(rawLines, lineNumber, colNumber, opts = {}) {
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135 | if (!deprecationWarningShown) {
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136 | deprecationWarningShown = true;
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137 | const message = "Passing lineNumber and colNumber is deprecated to @babel/code-frame. Please use `codeFrameColumns`.";
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138 | if (process.emitWarning) {
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139 | process.emitWarning(message, "DeprecationWarning");
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140 | } else {
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141 | const deprecationError = new Error(message);
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142 | deprecationError.name = "DeprecationWarning";
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143 | console.warn(new Error(message));
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144 | }
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145 | }
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146 | colNumber = Math.max(colNumber, 0);
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147 | const location = {
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148 | start: {
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149 | column: colNumber,
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150 | line: lineNumber
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151 | }
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152 | };
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153 | return codeFrameColumns(rawLines, location, opts);
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154 | }
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155 |
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156 | //# sourceMappingURL=index.js.map
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