| [d565449] | 1 | {"version":3,"names":["_options","require","_parse","_populate","literalTemplate","formatter","tpl","opts","metadata","names","buildLiteralData","arg","defaultReplacements","forEach","replacement","i","replacements","normalizeReplacements","Object","keys","key","hasOwnProperty","call","Error","unwrap","populatePlaceholders","assign","prefix","raw","join","includes","code","buildTemplateCode","parseAndBuildMetadata","parser","placeholderWhitelist","Set","concat","Array","from","placeholderPattern","preserveComments","syntacticPlaceholders","length","value","push"],"sources":["../src/literal.ts"],"sourcesContent":["import type { Formatter } from \"./formatters.ts\";\nimport type { TemplateReplacements, TemplateOpts } from \"./options.ts\";\nimport { normalizeReplacements } from \"./options.ts\";\nimport parseAndBuildMetadata from \"./parse.ts\";\nimport populatePlaceholders from \"./populate.ts\";\n\nexport default function literalTemplate<T>(\n formatter: Formatter<T>,\n tpl: Array<string>,\n opts: TemplateOpts,\n): (_: Array<unknown>) => (_: unknown) => T {\n const { metadata, names } = buildLiteralData(formatter, tpl, opts);\n\n return arg => {\n const defaultReplacements: TemplateReplacements = {};\n arg.forEach((replacement, i) => {\n defaultReplacements[names[i]] = replacement;\n });\n\n return (arg: unknown) => {\n const replacements = normalizeReplacements(arg);\n\n if (replacements) {\n Object.keys(replacements).forEach(key => {\n if (Object.hasOwn(defaultReplacements, key)) {\n throw new Error(\"Unexpected replacement overlap.\");\n }\n });\n }\n\n return formatter.unwrap(\n populatePlaceholders(\n metadata,\n replacements\n ? Object.assign(replacements, defaultReplacements)\n : defaultReplacements,\n ),\n );\n };\n };\n}\n\nfunction buildLiteralData<T>(\n formatter: Formatter<T>,\n tpl: Array<string>,\n opts: TemplateOpts,\n) {\n let prefix = \"BABEL_TPL$\";\n\n const raw = tpl.join(\"\");\n\n do {\n // If there are cases where the template already contains $$BABEL_TPL$0 or any other\n // matching pattern, we keep adding \"$$\" characters until a unique prefix\n // is found.\n prefix = \"$$\" + prefix;\n } while (raw.includes(prefix));\n\n const { names, code } = buildTemplateCode(tpl, prefix);\n\n const metadata = parseAndBuildMetadata(formatter, formatter.code(code), {\n parser: opts.parser,\n\n // Explicitly include our generated names in the whitelist so users never\n // have to think about whether their placeholder pattern will match.\n placeholderWhitelist: new Set(\n names.concat(\n opts.placeholderWhitelist ? 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