llvm::json::Path Class Reference

A "cursor" marking a position within a Value. More...

#include "llvm/Support/JSON.h"

Classes
class	Root
	The root is the trivial Path to the root value. More...

Public Member Functions
LLVM_ABI void	report (llvm::StringLiteral Message)
	Records that the value at the current path is invalid.
	Path (Root &R)
	The root may be treated as a Path.
Path	index (unsigned Index) const
	Derives a path for an array element: this[Index].
Path	field (StringRef Field) const
	Derives a path for an object field: this.Field.

Detailed Description

A "cursor" marking a position within a Value.

The Value is a tree, and this is the path from the root to the current node. This is used to associate errors with particular subobjects.

Definition at line 653 of file JSON.h.

Constructor & Destructor Documentation

Path()

llvm::json::Path::Path ( Root & R )

inline

The root may be treated as a Path.

Definition at line 663 of file JSON.h.

Referenced by field(), index(), llvm::json::Path::Root::printErrorContext(), and report().

Member Function Documentation

field()

Path llvm::json::Path::field ( StringRef Field ) const

inline

Derives a path for an object field: this.Field.

Definition at line 667 of file JSON.h.

References Path().

index()

Path llvm::json::Path::index ( unsigned Index ) const

inline

Derives a path for an array element: this[Index].

Definition at line 665 of file JSON.h.

References Path().

report()

void llvm::json::Path::report

(

llvm::StringLiteral

Message

)

Records that the value at the current path is invalid.

Message is e.g. "expected number" and becomes part of the final error. This overwrites any previously written error message in the root.

Definition at line 210 of file JSON.cpp.

References llvm::Count, Msg, P, and Path().

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The documentation for this class was generated from the following files:

• include/llvm/Support/JSON.h
• lib/Support/JSON.cpp