CodeQL library for Go
codeql/go-all 2.1.3 (changelog, source)
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Class Public::EqualityTestNode

A data-flow node performing an equality test using == or !=.

Import path

import semmle.go.dataflow.internal.DataFlowNodes

Direct supertypes

Indirect supertypes

Known direct subtypes

Fields

Inherited fields

Predicates

eq

Holds if this comparison evaluates to outcome iff lhs == rhs.

getPolarity

Gets the polarity of this equality test, that is, true for == and false for !=.

Inherited predicates

asExpr

Gets the expression corresponding to this node, if any.

from ExprNode
asInstruction

Gets the IR instruction corresponding to this node, if any.

from InstructionNode
asParameter

Gets the parameter corresponding to this node, if any.

from Node
getAPredecessor

Gets a data-flow node from which data may flow to this node in one (intra-procedural) step.

from Node
getASuccessor

Gets a data-flow node to which data may flow from this node in one (intra-procedural) step.

from Node
getAnOperand

Gets an operand of this operation.

from BinaryOperationNode
getBasicBlock

Gets the basic block to which this data-flow node belongs, if any.

from Node
getBoolValue

Gets the Boolean value this data-flow node contains, if any.

from Node
getEnclosingCallable

INTERNAL: Use getRoot() instead.

from Node
getEndColumn

Gets the end column of the location of this node.

from Node
getEndLine

Gets the end line of the location of this node.

from Node
getExactValue

Gets the string representation of the exact value this data-flow node contains, if any.

from Node
getExpr

Gets the underlying expression this node corresponds to.

from ExprNode
getFile

Gets the file in which this node appears.

from Node
getFloatValue

Gets the floating-point value this data-flow node contains, if any.

from Node
getIntValue

Gets the integer value this data-flow node contains, if any.

from Node
getLeftOperand

Gets the left operand of this operation.

from BinaryOperationNode
getLocation

Gets the location of this node.

from Node
getNodeKind

Gets a textual representation of the kind of this data-flow node.

from InstructionNode
getNumericValue

Gets either getFloatValue or getIntValue.

from Node
getOperator

Gets the operator of this operation.

from BinaryOperationNode
getRightOperand

Gets the right operand of this operation.

from BinaryOperationNode
getRoot

Gets the function to which this node belongs.

from InstructionNode
getStartColumn

Gets the start column of the location of this node.

from Node
getStartLine

Gets the start line of the location of this node.

from Node
getStringValue

Gets the string value this data-flow node contains, if any.

from Node
getType

Gets the type of this node.

from InstructionNode
getTypeBound

Gets an upper bound on the type of this node.

from Node
hasComplexValue

Holds if the complex value this data-flow node contains has real part real and imaginary part imag.

from Node
hasLocationInfo

Holds if this element is at the specified location. The location spans column startcolumn of line startline to column endcolumn of line endline in file filepath. For more information, see Locations.

from InstructionNode
hasOperands

Holds if x and y are the operands of this operation, in either order.

from BinaryOperationNode
isConst

Holds if the value of this data-flow node is known at compile time.

from Node
isPlatformIndependentConstant

Holds if the result of this instruction is known at compile time, and is guaranteed not to depend on the platform where it is evaluated.

from Node
mayHaveSideEffects

Holds if this operation may have observable side effects.

from BinaryOperationNode
toString

Gets a textual representation of this element.

from InstructionNode