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  • Concrete-syntax

Pretty-printer

A pretty-printer for Leo (code) files.

This pretty-printer produces text in the form of msgp and msg-listp values. The latter generally consist of lines of text; that is always the case at the top level, i.e. a Leo file is turned into a list of lines. Some pretty-printing functions produce msgp values that other pretty-printing functions incorporate into larger text. In the pretty-printing functions, we consistently use the result names part for msgp values that are part of lines, parts for msg-listp values that are lists of parts of lines, line for msgp values that are individual lines, and lines for msg-listp values that are multiple lines.

Subtopics

Pprint-expression-algorithm
Algorithm for pretty-printing expressions.
Expr-grade
Grades of expressions.
Pprint-expression
Pretty-print an expression.
Expr-grade-<=
Total order over expression grades.
Binop-expected-grades
Expression grades of the operands of the binary operators.
Expr->grade
Grade of an abstract syntactic expression.
Pprint-char
Pretty-print a character.
Pprint-console
Pretty-print a console call.
Pprint-var/const-sort
Pretty-print a variable or constant sort.
Pprint-indent
Pretty-print identation spaces.
Pprint-constdecl
Pretty-print a constant declaration.
Pprint-vardecl
Pretty-print a variable declaration.
Pprint-statement
Pretty-print a statement.
Pprint-type
Pretty-print a type.
*binops-opcall-print-names*
Binary operators to be printed as e1.op(e2).
Pprint-programdecl
Pretty-print a program.
Pprint-line
Pretty-print a (non-blank) line of code.
Pprint-group-literal
Pretty-print a group literal.
Pprint-funparam-list
Pretty-print a list of function parameters.
*unops-opcall-print-names*
Unary operators to be printed as e.op().
Pprint-literal
Pretty-print a literal.
Pprint-coordinate
Pretty-print a group literal coordinate.
Pprint-char-list
Pretty-print a list of characters.
Pprint-bitsize-to-utype
Pretty-print a bit size to an unsigned type.
Pprint-bitsize-to-itype
Pretty-print a bit size to a signed type.
Expr-grade-index
Pprint-unop
Pretty-print a unary operator.
Pprint-programid
Pretty-print a programid.
Pprint-importdecl
Pretty-print an import declaration.
Pprint-identifier
Pretty-print an identifier.
Pprint-funparam
Pretty-print a function parameter.
Pprint-compdecl
Pretty-print a struct component declaration.
Pprint-binop
Pretty-print a binary operator.
Pprint-locator
Pretty-print a locator.
Pprint-compdecl-list
Pretty-print a list of struct component declarations.
Pprint-address
Pretty-print an address.
Pprint-structdecl
Pretty-print a struct declaration.
Pprint-natural
Pretty-print a natural number.
Pprint-mappingdecl
Pretty-print a mapping declaration.
Pprint-integer
Pretty-print an integer number.
Pprint-fundecl
Pretty-print a function declaration.
Pprint-comma-separated
Turn zero or more parts into a single part containing the zero or more parts, comma-separated.
Pprint-boolean
Pretty-print a boolean.
Pprint-annotation-list
Pretty-print a list of annotations, one per line.
Pprint-topdecl-list
Pretty-print a list of top-level declarations.
Pprint-importdecl-list
Pretty-print a list of import-level declarations.
Pprint-topdecl
Pretty-print a top-level declaration.
Pprint-annotation
Pretty-print an annotation.
Pprint-file
Pretty-print a file.
Pprint-line-blank
Pretty-print a blank line of code.