function genAssignmentCode (value: string, assignment: string): string {
const modelRs = parseModel(value)
if (modelRs.idx === null) {
return `${value}=${assignment}`
} else {
return `var $$exp = ${modelRs.exp}, $$idx = ${modelRs.idx};` +
`if (!Array.isArray($$exp)){` +
`${value}=${assignment}}` +
`else{$$exp.splice($$idx, 1, ${assignment})}`
}
}
it('parse string in brackets', () => {
const res = parseModel('a["b"][c]')
expect(res.exp).toBe('a["b"]')
expect(res.idx).toBe('c')
})
it('parse object dot notation', () => {
const res = parseModel('a.b.c')
expect(res.exp).toBe('a.b.c')
expect(res.idx).toBe(null)
})
it('combined', () => {
const res = parseModel('test.xxx.a["asa"][test1[idx]]')
expect(res.exp).toBe('test.xxx.a["asa"]')
expect(res.idx).toBe('test1[idx]')
})
it('parse nested brackets', () => {
const res = parseModel('a[i[c]]')
expect(res.exp).toBe('a')
expect(res.idx).toBe('i[c]')
})
it('parse brackets with object dot notation', () => {
const res = parseModel('a["b"][c].xxx')
expect(res.exp).toBe('a["b"][c].xxx')
expect(res.idx).toBe(null)
})