A match arm. For example:
match x {
Option::Some(y) => y,
Option::None => 0,
};
match x {
Some(y) if y != 0 => 1 / y,
_ => 0,
};
Import path
import codeql.rust.elements.internal.MatchArmImplDirect supertypes
Indirect supertypes
Predicates
| toStringImpl | INTERNAL: Do not use. |
Inherited predicates
| fromSource | Holds if this element is from source code. | from Locatable |
| getACfgNode | Gets a control flow node for this AST node, if any. | from AstNode |
| getAPrimaryQlClass | Gets the name of a primary CodeQL class to which this element belongs. | from MatchArm |
| getAnAttr | Gets any of the attrs of this match arm. | from MatchArm |
| getAttr | Gets the | from MatchArm |
| getEnclosingBlock | Gets the block that encloses this node, if any. | from AstNode |
| getEnclosingCallable | Gets the immediately enclosing callable of this node, if any. | from AstNode |
| getEnclosingCfgScope | Gets the CFG scope that encloses this node, if any. | from AstNode |
| getExpr | Gets the expression of this match arm, if it exists. | from MatchArm |
| getFile | Gets the primary file where this element occurs. | from Locatable |
| getGuard | Gets the guard of this match arm, if it exists. | from MatchArm |
| getLocation | from Locatable | |
| getNumberOfAttrs | Gets the number of attrs of this match arm. | from MatchArm |
| getParentNode | Gets the nearest enclosing parent of this node, which is also an | from AstNode |
| getPat | Gets the pattern of this match arm, if it exists. | from MatchArm |
| getPrimaryQlClasses | Gets a comma-separated list of the names of the primary CodeQL classes to which this element belongs. | from Element |
| getResolveStep | Gets the most immediate element that should substitute this element in the explicit AST, if any. Classes can override this to indicate this node should be in the “hidden” AST, mostly reserved for conversions and syntactic sugar nodes like parentheses. | from Element |
| hasEnclosingCfgScope | Holds if this node is inside a CFG scope. | from AstNode |
| hasExpr | Holds if | from MatchArm |
| hasGuard | Holds if | from MatchArm |
| hasPat | Holds if | from MatchArm |
| isFromMacroExpansion | Holds if this node exists only as the result of a macro expansion. | from AstNode |
| isInMacroExpansion | Holds if this node is inside a macro expansion. | from AstNode |
| isUnknown | from Element | |
| resolve | Gets the element that should substitute this element in the explicit AST, applying | from Element |
| toAbbreviatedString | INTERNAL: Do not use. | from Element |
| toString | Gets the string representation of this element. | from Element |