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fix: prevent obsolete typed-functions from hanging around

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In other words, if name a depends on b and b is invalidated (because
  of added implementations), then a must be invalidated as well.

  Also adds a specific test (custom/piecemeal) that tests this.
This commit is contained in:
Glen Whitney 2022-07-19 11:48:52 -07:00
parent 66cbccfbbe
commit 4999cad775
3 changed files with 35 additions and 2 deletions
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15
test/custom.mjs
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@ -4,12 +4,16 @@ import typed from 'typed-function'
import PocomathInstance from '../PocomathInstance.mjs'
import * as numbers from '../number/all.mjs'
import * as complex from '../complex/all.mjs'
import * as complexAdd from '../complex/add.mjs'
import * as complexNegate from '../complex/negate.mjs'
const bw = new PocomathInstance('backwards')
describe('A custom instance', () => {
it("works when partially assembled", () => {
bw.install(complex)
assert.deepStrictEqual(bw.add(2, bw.complex(0, 3)), {re: 2, im: 3})
assert.deepStrictEqual(bw.negate(2), bw.complex(-2,-0))
assert.deepStrictEqual(bw.subtract(2, bw.complex(0, 3)), {re: 2, im: -3})
})
it("can be assembled in any order", () => {
@ -23,4 +27,15 @@ describe('A custom instance', () => {
math.complex(11, -4)) // note both instances coexist
assert.deepStrictEqual(bw.negate(math.complex(3, '8')).im, -8)
})
it("can be assembled piecemeal", () => {
const pm = new PocomathInstance('piecemeal')
pm.install(numbers)
assert.strictEqual(pm.subtract(5, 10), -5)
pm.install(complexAdd)
pm.install(complexNegate)
// Should be enough to allow complex subtraction, as subtract is generic
assert.deepStrictEqual(
pm.subtract({re:5, im:0}, {re:10, im:1}), {re:-5, im: -1})
})
})