85 lines
2.4 KiB
Plaintext
85 lines
2.4 KiB
Plaintext
'use strict';
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const jsTokens = require('js-tokens');
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function _interopDefaultCompat (e) { return e && typeof e === 'object' && 'default' in e ? e.default : e; }
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const jsTokens__default = /*#__PURE__*/_interopDefaultCompat(jsTokens);
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function stripLiteralJsTokens(code, options) {
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const FILL = options?.fillChar ?? " ";
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const FILL_COMMENT = " ";
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let result = "";
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const filter = options?.filter ?? (() => true);
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const tokens = [];
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for (const token of jsTokens__default(code, { jsx: false })) {
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tokens.push(token);
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if (token.type === "SingleLineComment") {
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result += FILL_COMMENT.repeat(token.value.length);
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continue;
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}
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if (token.type === "MultiLineComment") {
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result += token.value.replace(/[^\n]/g, FILL_COMMENT);
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continue;
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}
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if (token.type === "StringLiteral") {
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const body = token.value.slice(1, -1);
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if (filter(body)) {
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result += token.value[0] + FILL.repeat(body.length) + token.value[token.value.length - 1];
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continue;
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}
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}
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if (token.type === "NoSubstitutionTemplate") {
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const body = token.value.slice(1, -1);
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if (filter(body)) {
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result += `\`${body.replace(/[^\n]/g, FILL)}\``;
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continue;
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}
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}
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if (token.type === "RegularExpressionLiteral") {
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const body = token.value;
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if (filter(body)) {
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result += body.replace(/\/(.*)\/(\w?)$/g, (_, $1, $2) => `/${FILL.repeat($1.length)}/${$2}`);
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continue;
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}
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}
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if (token.type === "TemplateHead") {
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const body = token.value.slice(1, -2);
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if (filter(body)) {
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result += `\`${body.replace(/[^\n]/g, FILL)}\${`;
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continue;
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}
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}
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if (token.type === "TemplateTail") {
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const body = token.value.slice(0, -2);
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if (filter(body)) {
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result += `}${body.replace(/[^\n]/g, FILL)}\``;
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continue;
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}
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}
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if (token.type === "TemplateMiddle") {
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const body = token.value.slice(1, -2);
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if (filter(body)) {
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result += `}${body.replace(/[^\n]/g, FILL)}\${`;
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continue;
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}
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}
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result += token.value;
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}
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return {
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result,
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tokens
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};
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}
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function stripLiteral(code, options) {
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return stripLiteralDetailed(code, options).result;
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}
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function stripLiteralDetailed(code, options) {
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return stripLiteralJsTokens(code, options);
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}
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exports.stripLiteral = stripLiteral;
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exports.stripLiteralDetailed = stripLiteralDetailed;
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exports.stripLiteralJsTokens = stripLiteralJsTokens;
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