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fix and add test case for optional chaining
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@tanhauhau
tanhauhau committed Jun 14, 2020
1 parent 56b6a38 commit f07d8ab
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Showing 14 changed files with 274 additions and 44 deletions.
2 changes: 1 addition & 1 deletion src/compiler/compile/nodes/shared/Expression.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -201,7 +201,7 @@ export default class Expression {
scope = map.get(node);
}

if (is_reference(node, parent)) {
if (node.type === 'Identifier' && is_reference(node, parent)) {
const { name } = flatten_reference(node);

if (scope.has(name)) return;
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189 changes: 189 additions & 0 deletions test/js/samples/optional-chaining/expected.js
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Original file line number Diff line number Diff line change
@@ -0,0 +1,189 @@
/* generated by Svelte vX.Y.Z */
import {
SvelteComponent,
attr,
create_component,
destroy_component,
detach,
element,
init,
insert,
mount_component,
safe_not_equal,
set_data,
space,
text,
transition_in,
transition_out
} from "svelte/internal";

function create_fragment(ctx) {
let t0_value = /*a*/ ctx[0].normal + "";
let t0;
let t1_value = /*b*/ ctx[1]?.optional + "";
let t1;
let t2;
let t3_value = /*c*/ ctx[2]["computed"] + "";
let t3;
let t4_value = /*d*/ ctx[3]?.["computed_optional"] + "";
let t4;
let t5;
let t6_value = /*e*/ ctx[4]() + "";
let t6;
let t7_value = /*f*/ ctx[5]?.() + "";
let t7;
let t8;
let div;
let div_a_value;
let div_b_value;
let div_c_value;
let div_d_value;
let div_e_value;
let div_f_value;
let t9;
let component;
let current;

component = new /*Component*/ ctx[6]({
props: {
a: /*a*/ ctx[0].normal,
b: /*b*/ ctx[1]?.optional,
c: /*c*/ ctx[2]["computed"],
d: /*d*/ ctx[3]?.["computed_optional"],
e: /*e*/ ctx[4](),
f: /*f*/ ctx[5]?.()
}
});

return {
c() {
t0 = text(t0_value);
t1 = text(t1_value);
t2 = space();
t3 = text(t3_value);
t4 = text(t4_value);
t5 = space();
t6 = text(t6_value);
t7 = text(t7_value);
t8 = space();
div = element("div");
t9 = space();
create_component(component.$$.fragment);
attr(div, "a", div_a_value = /*a*/ ctx[0].normal);
attr(div, "b", div_b_value = /*b*/ ctx[1]?.optional);
attr(div, "c", div_c_value = /*c*/ ctx[2]["computed"]);
attr(div, "d", div_d_value = /*d*/ ctx[3]?.["computed_optional"]);
attr(div, "e", div_e_value = /*e*/ ctx[4]());
attr(div, "f", div_f_value = /*f*/ ctx[5]?.());
},
m(target, anchor) {
insert(target, t0, anchor);
insert(target, t1, anchor);
insert(target, t2, anchor);
insert(target, t3, anchor);
insert(target, t4, anchor);
insert(target, t5, anchor);
insert(target, t6, anchor);
insert(target, t7, anchor);
insert(target, t8, anchor);
insert(target, div, anchor);
insert(target, t9, anchor);
mount_component(component, target, anchor);
current = true;
},
p(ctx, [dirty]) {
if ((!current || dirty & /*a*/ 1) && t0_value !== (t0_value = /*a*/ ctx[0].normal + "")) set_data(t0, t0_value);
if ((!current || dirty & /*b*/ 2) && t1_value !== (t1_value = /*b*/ ctx[1]?.optional + "")) set_data(t1, t1_value);
if ((!current || dirty & /*c*/ 4) && t3_value !== (t3_value = /*c*/ ctx[2]["computed"] + "")) set_data(t3, t3_value);
if ((!current || dirty & /*d*/ 8) && t4_value !== (t4_value = /*d*/ ctx[3]?.["computed_optional"] + "")) set_data(t4, t4_value);
if ((!current || dirty & /*e*/ 16) && t6_value !== (t6_value = /*e*/ ctx[4]() + "")) set_data(t6, t6_value);
if ((!current || dirty & /*f*/ 32) && t7_value !== (t7_value = /*f*/ ctx[5]?.() + "")) set_data(t7, t7_value);

if (!current || dirty & /*a*/ 1 && div_a_value !== (div_a_value = /*a*/ ctx[0].normal)) {
attr(div, "a", div_a_value);
}

if (!current || dirty & /*b*/ 2 && div_b_value !== (div_b_value = /*b*/ ctx[1]?.optional)) {
attr(div, "b", div_b_value);
}

if (!current || dirty & /*c*/ 4 && div_c_value !== (div_c_value = /*c*/ ctx[2]["computed"])) {
attr(div, "c", div_c_value);
}

if (!current || dirty & /*d*/ 8 && div_d_value !== (div_d_value = /*d*/ ctx[3]?.["computed_optional"])) {
attr(div, "d", div_d_value);
}

if (!current || dirty & /*e*/ 16 && div_e_value !== (div_e_value = /*e*/ ctx[4]())) {
attr(div, "e", div_e_value);
}

if (!current || dirty & /*f*/ 32 && div_f_value !== (div_f_value = /*f*/ ctx[5]?.())) {
attr(div, "f", div_f_value);
}

const component_changes = {};
if (dirty & /*a*/ 1) component_changes.a = /*a*/ ctx[0].normal;
if (dirty & /*b*/ 2) component_changes.b = /*b*/ ctx[1]?.optional;
if (dirty & /*c*/ 4) component_changes.c = /*c*/ ctx[2]["computed"];
if (dirty & /*d*/ 8) component_changes.d = /*d*/ ctx[3]?.["computed_optional"];
if (dirty & /*e*/ 16) component_changes.e = /*e*/ ctx[4]();
if (dirty & /*f*/ 32) component_changes.f = /*f*/ ctx[5]?.();
component.$set(component_changes);
},
i(local) {
if (current) return;
transition_in(component.$$.fragment, local);
current = true;
},
o(local) {
transition_out(component.$$.fragment, local);
current = false;
},
d(detaching) {
if (detaching) detach(t0);
if (detaching) detach(t1);
if (detaching) detach(t2);
if (detaching) detach(t3);
if (detaching) detach(t4);
if (detaching) detach(t5);
if (detaching) detach(t6);
if (detaching) detach(t7);
if (detaching) detach(t8);
if (detaching) detach(div);
if (detaching) detach(t9);
destroy_component(component, detaching);
}
};
}

function instance($$self, $$props, $$invalidate) {
let { a } = $$props;
let { b } = $$props;
let { c } = $$props;
let { d } = $$props;
let { e } = $$props;
let { f } = $$props;
let Component;

$$self.$set = $$props => {
if ("a" in $$props) $$invalidate(0, a = $$props.a);
if ("b" in $$props) $$invalidate(1, b = $$props.b);
if ("c" in $$props) $$invalidate(2, c = $$props.c);
if ("d" in $$props) $$invalidate(3, d = $$props.d);
if ("e" in $$props) $$invalidate(4, e = $$props.e);
if ("f" in $$props) $$invalidate(5, f = $$props.f);
};

return [a, b, c, d, e, f, Component];
}

class Component_1 extends SvelteComponent {
constructor(options) {
super();
init(this, options, instance, create_fragment, safe_not_equal, { a: 0, b: 1, c: 2, d: 3, e: 4, f: 5 });
}
}

export default Component_1;
31 changes: 31 additions & 0 deletions test/js/samples/optional-chaining/input.svelte
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Original file line number Diff line number Diff line change
@@ -0,0 +1,31 @@
<script>
export let a;
export let b;
export let c;
export let d;
export let e;
export let f;
let Component;
</script>

{a.normal}{b?.optional}
{c['computed']}{d?.['computed_optional']}
{e()}{f?.()}

<div
a={a.normal}
b={b?.optional}
c={c['computed']}
d={d?.['computed_optional']}
e={e()}
f={f?.()}
/>

<Component
a={a.normal}
b={b?.optional}
c={c['computed']}
d={d?.['computed_optional']}
e={e()}
f={f?.()}
/>
3 changes: 2 additions & 1 deletion test/parser/samples/action-with-call/output.json
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Original file line number Diff line number Diff line change
Expand Up @@ -64,7 +64,8 @@
"value": "tooltip msg",
"raw": "'tooltip msg'"
}
]
],
"optional": false
}
}
],
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6 changes: 3 additions & 3 deletions test/parser/samples/animation/output.json
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Original file line number Diff line number Diff line change
Expand Up @@ -52,10 +52,10 @@
}
],
"context": {
"start": 17,
"end": 22,
"type": "Identifier",
"name": "thing"
"name": "thing",
"start": 17,
"end": 22
},
"key": {
"type": "Identifier",
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9 changes: 5 additions & 4 deletions test/parser/samples/await-catch/output.json
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Original file line number Diff line number Diff line change
Expand Up @@ -26,10 +26,10 @@
},
"value": null,
"error": {
"start": 47,
"end": 55,
"type": "Identifier",
"name": "theError"
"name": "theError",
"start": 47,
"end": 55
},
"pending": {
"start": 19,
Expand Down Expand Up @@ -152,7 +152,8 @@
},
"name": "message"
},
"computed": false
"computed": false,
"optional": false
}
}
]
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15 changes: 8 additions & 7 deletions test/parser/samples/await-then-catch/output.json
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Original file line number Diff line number Diff line change
Expand Up @@ -25,16 +25,16 @@
"name": "thePromise"
},
"value": {
"start": 46,
"end": 54,
"type": "Identifier",
"name": "theValue"
"name": "theValue",
"start": 46,
"end": 54
},
"error": {
"start": 96,
"end": 104,
"type": "Identifier",
"name": "theError"
"name": "theError",
"start": 96,
"end": 104
},
"pending": {
"start": 19,
Expand Down Expand Up @@ -209,7 +209,8 @@
},
"name": "message"
},
"computed": false
"computed": false,
"optional": false
}
}
]
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18 changes: 12 additions & 6 deletions test/parser/samples/dynamic-import/output.json
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Original file line number Diff line number Diff line change
Expand Up @@ -275,7 +275,8 @@
},
"name": "then"
},
"computed": false
"computed": false,
"optional": false
},
"arguments": [
{
Expand Down Expand Up @@ -403,7 +404,8 @@
},
"name": "log"
},
"computed": false
"computed": false,
"optional": false
},
"arguments": [
{
Expand Down Expand Up @@ -452,21 +454,25 @@
},
"name": "default"
},
"computed": false
"computed": false,
"optional": false
}
]
],
"optional": false
}
}
]
}
}
]
],
"optional": false
}
}
]
}
}
]
],
"optional": false
}
}
],
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6 changes: 3 additions & 3 deletions test/parser/samples/each-block-else/output.json
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Original file line number Diff line number Diff line change
Expand Up @@ -57,10 +57,10 @@
}
],
"context": {
"start": 18,
"end": 24,
"type": "Identifier",
"name": "animal"
"name": "animal",
"start": 18,
"end": 24
},
"else": {
"start": 50,
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6 changes: 3 additions & 3 deletions test/parser/samples/each-block-indexed/output.json
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Original file line number Diff line number Diff line change
Expand Up @@ -85,10 +85,10 @@
}
],
"context": {
"start": 18,
"end": 24,
"type": "Identifier",
"name": "animal"
"name": "animal",
"start": 18,
"end": 24
},
"index": "i"
}
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