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dcode
2019-03-17 12:25:54 +01:00
parent f21b339563
commit edb2299f13
52 changed files with 16800 additions and 18592 deletions
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31
src/program.ts
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@ -100,6 +100,10 @@ import {
Flow
} from "./flow";
import {
BuiltinSymbols
} from "./builtins";
/** Represents a yet unresolved `import`. */
class QueuedImport {
constructor(
@ -1702,6 +1706,33 @@ export class Program extends DiagnosticEmitter {
if (!parent.add(name, element)) continue; // reports
}
}
/** Determines the element type of a built-in array. */
determineBuiltinArrayType(target: Class): Type | null {
switch (target.internalName) {
case BuiltinSymbols.Int8Array: return Type.i8;
case BuiltinSymbols.Uint8ClampedArray:
case BuiltinSymbols.Uint8Array: return Type.u8;
case BuiltinSymbols.Int16Array: return Type.i16;
case BuiltinSymbols.Uint16Array: return Type.u16;
case BuiltinSymbols.Int32Array: return Type.i32;
case BuiltinSymbols.Uint32Array: return Type.u32;
case BuiltinSymbols.Int64Array: return Type.i64;
case BuiltinSymbols.Uint64Array: return Type.u64;
case BuiltinSymbols.Float32Array: return Type.f32;
case BuiltinSymbols.Float64Array: return Type.f64;
}
var current: Class | null = target;
var arrayPrototype = this.arrayPrototype;
do {
if (current.prototype == arrayPrototype) { // Array<T>
let typeArguments = assert(current.typeArguments);
assert(typeArguments.length == 1);
return typeArguments[0];
}
} while (current = current.base);
return null;
}
}
/** Indicates the specific kind of an {@link Element}. */