FM / esm

/opt/canhelp/node_modules/sucrase/dist/esm/

/opt/canhelp/node_modules/sucrase/dist/esm

Name	Size	Mode	Actions
parser/	-	0755	rm
transformers/	-	0755	rm
util/	-	0755	rm
CJSImportProcessor.js	15286	0644	edit dl rm
cli.js	9448	0644	edit dl rm
computeSourceMap.js	2415	0644	edit dl rm
HelperManager.js	5597	0644	edit dl rm
identifyShadowedGlobals.js	2921	0644	edit dl rm
index.js	4336	0644	edit dl rm
NameManager.js	642	0644	edit dl rm
Options-gen-types.js	1182	0644	edit dl rm
Options.js	351	0644	edit dl rm
register.js	2134	0644	edit dl rm
TokenProcessor.js	10173	0644	edit dl rm

Edit: /opt/canhelp/node_modules/sucrase/dist/esm/identifyShadowedGlobals.js (2921B)

import {
  isBlockScopedDeclaration,
  isFunctionScopedDeclaration,
  isNonTopLevelDeclaration,
} from "./parser/tokenizer";

import {TokenType as tt} from "./parser/tokenizer/types";

/**
 * Traverse the given tokens and modify them if necessary to indicate that some names shadow global
 * variables.
 */
export default function identifyShadowedGlobals(
  tokens,
  scopes,
  globalNames,
) {
  if (!hasShadowedGlobals(tokens, globalNames)) {
    return;
  }
  markShadowedGlobals(tokens, scopes, globalNames);
}

/**
 * We can do a fast up-front check to see if there are any declarations to global names. If not,
 * then there's no point in computing scope assignments.
 */
// Exported for testing.
export function hasShadowedGlobals(tokens, globalNames) {
  for (const token of tokens.tokens) {
    if (
      token.type === tt.name &&
      !token.isType &&
      isNonTopLevelDeclaration(token) &&
      globalNames.has(tokens.identifierNameForToken(token))
    ) {
      return true;
    }
  }
  return false;
}

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