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`is.const()` and `assert.const()` #213

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mfulton26 opened this issue Jan 3, 2025 · 0 comments

mfulton26 commented Jan 3, 2025

Maybe it is already here under a different name but I want to assert that a value is a specific value (strict equals).

e.g.

// formula.type is "number" | "string"
assert.const(formula.type, "number");
// formula.type is now narrowed down to "number"

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