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authorGravatar Drew Powers <1369770+drwpow@users.noreply.github.com> 2021-04-12 17:21:29 -0600
committerGravatar GitHub <noreply@github.com> 2021-04-12 17:21:29 -0600
commit3639190b4e1b4c97836d448fa80a58aa45c823a7 (patch)
tree31160f051aa00cb0ebb820ab2061fb7d16956ee0 /src/compiler/codegen/utils.ts
parent687ff5bacd8c776e514f53c4b59c3a67274d3971 (diff)
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Renaming to import.meta.fetchContent (#70)
* Change to import.meta.glob() Change of plans—maintain parity with Snowpack and Vite because our Collections API will use a different interface * Get basic pagination working * Get params working * Rename to import.meta.fetchContent * Upgrade to fdir
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diff --git a/src/compiler/codegen/utils.ts b/src/compiler/codegen/utils.ts
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+/**
+ * Codegen utils
+ */
+
+import type { VariableDeclarator } from '@babel/types';
+
+/** Is this an import.meta.* built-in? You can pass an optional 2nd param to see if the name matches as well. */
+export function isImportMetaDeclaration(declaration: VariableDeclarator, metaName?: string): boolean {
+ let { init } = declaration;
+ if (!init) return false; // definitely not import.meta
+ // this could be `await import.meta`; if so, evaluate that:
+ if (init.type === 'AwaitExpression') {
+ init = init.argument;
+ }
+ // continue evaluating
+ if (init.type !== 'CallExpression' || init.callee.type !== 'MemberExpression' || init.callee.object.type !== 'MetaProperty') return false;
+ // optional: if metaName specified, match that
+ if (metaName && (init.callee.property.type !== 'Identifier' || init.callee.property.name !== metaName)) return false;
+ return true;
+}