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7.7 KiB
1 line
7.7 KiB
1 month ago
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{"version":3,"names":["_helperPluginUtils","require","_core","_default","exports","default","declare","api","assertVersion","surrogate","unicodeEscape","escape","code","str","toString","length","replacer","match","backslashes","char","String","fromCodePoint","parseInt","escaped","slice","charCodeAt","replaceUnicodeEscapes","replace","getUnicodeEscape","exec","lastIndex","name","manipulateOptions","generatorOpts","_generatorOpts$jsescO","_generatorOpts$jsescO2","jsescOption","minimal","visitor","Identifier","path","node","key","replaced","c","t","inherits","stringLiteral","replaceWith","parentPath","scope","isMemberExpression","property","isOptionalMemberExpression","computed","binding","getBinding","rename","generateUid","buildCodeFrameError","StringLiteral|DirectiveLiteral","extra","raw","TemplateElement","value","firstEscape","grandParent","isTaggedTemplateExpression"],"sources":["../src/index.ts"],"sourcesContent":["import { declare } from \"@babel/helper-plugin-utils\";\nimport { types as t, type NodePath } from \"@babel/core\";\n\nexport default declare(api => {\n api.assertVersion(REQUIRED_VERSION(7));\n\n const surrogate = /[\\ud800-\\udfff]/g;\n const unicodeEscape = /(\\\\+)u\\{([0-9a-fA-F]+)\\}/g;\n\n function escape(code: number) {\n if (process.env.BABEL_8_BREAKING) {\n return \"\\\\u\" + code.toString(16).padStart(4, \"0\");\n } else {\n let str = code.toString(16);\n while (str.length < 4) str = \"0\" + str;\n return \"\\\\u\" + str;\n }\n }\n\n function replacer(match: string, backslashes: string, code: string) {\n if (backslashes.length % 2 === 0) {\n return match;\n }\n\n const char = String.fromCodePoint(parseInt(code, 16));\n const escaped = backslashes.slice(0, -1) + escape(char.charCodeAt(0));\n\n return char.length === 1 ? escaped : escaped + escape(char.charCodeAt(1));\n }\n\n function replaceUnicodeEscapes(str: string) {\n return str.replace(unicodeEscape, replacer);\n }\n\n function getUnicodeEscape(str: string) {\n let match;\n while ((match = unicodeEscape.exec(str))) {\n if (match[1].length % 2 === 0) continue;\n unicodeEscape.lastIndex = 0;\n return match[0];\n }\n return null;\n }\n\n return {\n name: \"transform-unicode-escapes\",\n manipulateOptions({ generatorOpts }) {\n // Babel 8 will enable jsesc minimal mode by default, which outputs\n // unescaped unicode string\n if (!generatorOpts.jsescOption) {\n generatorOpts.jsescOption = {};\n }\n generatorOpts.jsescOption.minimal ??= false;\n },\n visitor: {\n Identifier(path) {\n const { node, key } = path;\n const { name } = node;\n const replaced = name.replace(surrogate, c => {\n return `_u${c.charCodeAt(0).toString(16)}`;\n });\n if (name === replaced) return;\n\n const str = t.inherits(t.stringLiteral(name), node);\n\n if (key === \"key\") {\n path.replaceWith(str);\n return;\n }\n\n const { parentPath, scope } = path;\n if (\n parentPath.isMemberExpression({ property: node }) ||\n parentPath.isOptionalMemberExpression({ property: node })\n ) {\n parentPath.node.computed = true;\n path.replaceWith(str);\n return;\n }\n\n const binding = scope.getBinding(name);\n if (binding) {\n scope.rename(name, scope.generateUid(replaced));\n return;\n }\n\n throw path.buildCodeFrameError(\n `Can't reference '${name}' as a bare identifier`,\n );\n },\n\n \"StringLiteral|DirectiveLiteral\"(\n path: NodePath<t.StringLiteral | t.DirectiveLiteral>,\n ) {\n const { node } = path;\n const { extra } = node;\n\n if (extra?.raw) extra.raw = replaceUnicodeEscapes(extra.raw as string);\n },\n\n TemplateElement(path) {\n const { node, parentPath } = path;\n const { value } = node;\n\n const firstEscape = getUnicodeEscape(value.raw);\n
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