44 lines
1.6 KiB
Plaintext
44 lines
1.6 KiB
Plaintext
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import {IdentifierRole} from "../parser/tokenizer";
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import {TokenType, TokenType as tt} from "../parser/tokenizer/types";
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import {startsWithLowerCase} from "../transformers/JSXTransformer";
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import getJSXPragmaInfo from "./getJSXPragmaInfo";
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export function getNonTypeIdentifiers(tokens, options) {
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const jsxPragmaInfo = getJSXPragmaInfo(options);
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const nonTypeIdentifiers = new Set();
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for (let i = 0; i < tokens.tokens.length; i++) {
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const token = tokens.tokens[i];
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if (
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token.type === tt.name &&
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!token.isType &&
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(token.identifierRole === IdentifierRole.Access ||
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token.identifierRole === IdentifierRole.ObjectShorthand ||
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token.identifierRole === IdentifierRole.ExportAccess) &&
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!token.shadowsGlobal
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) {
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nonTypeIdentifiers.add(tokens.identifierNameForToken(token));
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}
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if (token.type === tt.jsxTagStart) {
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nonTypeIdentifiers.add(jsxPragmaInfo.base);
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}
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if (
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token.type === tt.jsxTagStart &&
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i + 1 < tokens.tokens.length &&
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tokens.tokens[i + 1].type === tt.jsxTagEnd
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) {
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nonTypeIdentifiers.add(jsxPragmaInfo.base);
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nonTypeIdentifiers.add(jsxPragmaInfo.fragmentBase);
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}
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if (token.type === tt.jsxName && token.identifierRole === IdentifierRole.Access) {
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const identifierName = tokens.identifierNameForToken(token);
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// Lower-case single-component tag names like "div" don't count.
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if (!startsWithLowerCase(identifierName) || tokens.tokens[i + 1].type === TokenType.dot) {
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nonTypeIdentifiers.add(tokens.identifierNameForToken(token));
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}
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}
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}
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return nonTypeIdentifiers;
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}
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