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console.assert improvements #41

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657b2bb
document differences for console.assert formatting
robertkowalski Jan 28, 2016
dd52f49
console.assert: support format specifier
robertkowalski Jan 28, 2016
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29 changes: 29 additions & 0 deletions NOTES.md
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Original file line number Diff line number Diff line change
Expand Up @@ -78,3 +78,32 @@ Chrome:
console.log("%s %snewword", "duck")
duck %snewword
```

## console.assert

```
FF / Edge:

console.assert(false, "robert keeps %s on his balcony", "plaices")
robert keeps plaices on his balcony

Chrome:

console.assert(false, "robert keeps %s on his balcony", "plaices")
Assertion failed: robert keeps %s on his balcony plaices
```


## console.assert

```
FF / Edge:

console.assert(false, "robert keeps %s on his balcony", {foo: "bar"})
robert keeps [object Object] on his balcony

Chrome:

console.assert(false, "robert keeps %s on his balcony", {foo: "bar"})
Assertion failed: robert keeps %s on his balcony Object {foo: "bar"}
```
6 changes: 3 additions & 3 deletions index.bs
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Expand Up @@ -169,7 +169,7 @@ By the time the printer operation is called, all format specifiers will have bee
[NoInterfaceObject]
interface Console {
// Logging
void assert(boolean condition, optional any message);
void assert(boolean condition, optional any... data);
void clear();
void count(optional DOMString label = "");
void debug(any... data);
Expand Down Expand Up @@ -201,9 +201,9 @@ partial interface WorkerGlobalScope {

<h3 id="logging">Logging methods</h3>

<h4><dfn method for="Console">assert(<var>condition</var>, <var>message</var>)</dfn></h4>
<h4><dfn method for="Console">assert(<var>condition</var>, ...<var>data</var>)</dfn></h4>

If <var>condition</var> is false, perform Logger("error", «<var>message</var>»).
If <var>condition</var> is false, perform Logger("error", <var>data</var>).

<h4><dfn method for="Console">clear()</dfn></h4>

Expand Down