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Remove default policy manipulating eval #465

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Mar 7, 2024
Merged

Remove default policy manipulating eval #465

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21 changes: 8 additions & 13 deletions spec/index.bs
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Expand Up @@ -1749,8 +1749,7 @@ The Trusted Types portion of this algorithm uses |calleeRealm| and its CSP setti
</pre>
</div>

Given a [[ECMA-262#realm|realm]] (|calleeRealm|), a list of strings (|parameterStrings|), a string (|bodyString|), <ins> a string (|source|), an enum (|compilationType|), and a boolean |wasCodeLike|</ins>, this algorithm returns <del>normally</del><ins>the
source string to compile</ins> if compilation is allowed, and
Given a [[ECMA-262#realm|realm]] (|calleeRealm|), a list of strings (|parameterStrings|), a string (|bodyString|), <ins> a string (|source|), an enum (|compilationType|), and a boolean |wasCodeLike|</ins>, this algorithm returns normally if compilation is allowed, and
throws an "`EvalError`" if not:

1. <ins>If |wasCodeLike| is true, let |sourceToValidate| be a new instance of
Expand All @@ -1766,13 +1765,15 @@ throws an "`EvalError`" if not:
* `'script'` as |sinkGroup|,
* {{TrustedScript}} as |expectedType|.</ins>

2. <ins>If the algorithm throws an error, throw an {{EvalError}}.</ins>
1. <ins>If the algorithm throws an error, throw an {{EvalError}}.</ins>

3. Let |global| be a |calleeRealm|'s [=realm/global object=].
1. <ins>If |sourceString| is not equal to |source|, throw an {{EvalError}}.</ins>

4. Let |result| be "`Allowed`".
1. Let |global| be a |calleeRealm|'s [=realm/global object=].

5. For each |policy| in |global|'s <a for="global object" spec="CSP3">CSP list</a>:
1. Let |result| be "`Allowed`".

1. For each |policy| in |global|'s <a for="global object" spec="CSP3">CSP list</a>:

1. Let |source-list| be `null`.

Expand Down Expand Up @@ -1800,13 +1801,7 @@ throws an "`EvalError`" if not:
5. If |policy|'s [=policy/disposition=] is "`enforce`", then set |result| to
"`Blocked`".

6. If |result| is "`Blocked`", throw an `EvalError` exception.

7. <ins>Return |sourceString|.</ins>

Note: returning |sourceString| means that the string that gets
compiled is that returned by any [=default policy=] in the course of
executing [$Get Trusted Type compliant string$].
1. If |result| is "`Blocked`", throw an `EvalError` exception.

# Security Considerations # {#security-considerations}

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