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generateOptimizedPrimitiveUnion()

generateOptimizedPrimitiveUnion(varName, branches, ctx, errorMessage?): object

Experimental

Generates optimized union check for primitive types using typeof.

Parameters​

varName: string​

The variable name to check

branches: UnionBranchMeta[]​

Union branches (must all have typeofCheck)

ctx: GeneratorContext​

The generator context

errorMessage?: string​

Custom error message

Returns: object​

Generated code and updated context

code: string[]​

ctx: GeneratorContext​

Since​

2.0.0

Example​

// For union([string(), number()])
const result = generateOptimizedPrimitiveUnion("value", branches, ctx);
// result.code = 'if (typeof value !== "string" && typeof value !== "number") return "Expected string or number";'