1 USING: help.markup help.syntax vocabs.loader io.pathnames strings
2 definitions quotations compiler.units ;
5 ARTICLE: "source-files" "Source files"
6 "Words in the " { $vocab-link "source-files" } " vocabulary are used to keep track of loaded source files. This is used to implement " { $link "vocabs.refresh" } "."
8 "The source file database:"
9 { $subsections source-files }
10 "The class of source files:"
11 { $subsections source-file }
12 "Words intended for the parser:"
17 "Removing a source file from the database:"
18 { $subsections forget-source }
19 "Updating the database:"
20 { $subsections reset-checksums }
21 "The " { $link pathname } " class implements the definition protocol by working with the corresponding source file; see " { $link "definitions" } "." ;
26 { $var-description "An assoc mapping pathname strings to " { $link source-file } " instances, representing loaded source files." } ;
29 { $values { "path" "a pathname string" } { "source-file" source-file } }
30 { $description "Outputs the source file associated to a path name, creating the source file first if it doesn't exist. Source files are retained in the " { $link source-files } " variable." }
31 { $class-description "Instances retain information about loaded source files, and have the following slots:"
33 { { $snippet "path" } " - a pathname string." }
34 { { $snippet "checksum" } " - the CRC32 checksum of the source file's contents at the time it was most recently loaded." }
35 { { $snippet "uses" } " - an assoc whose keys are words referenced from this source file's top level form." }
36 { { $snippet "definitions" } " - a pair of assocs, containing definitions and classes defined in this source file, respectively" }
41 { $values { "source-file" source-file } { "lines" "a sequence of strings" } }
42 { $description "Records the CRC32 checksm of the source file's contents." }
46 { $description "Resets recorded modification times and CRC32 checksums for all loaded source files, creating a checkpoint for " { $link "vocabs.refresh" } "." } ;
49 { $values { "path" "a pathname string" } }
50 { $description "Forgets all information known about a source file." }
51 { $notes "This word must be called from inside " { $link with-compilation-unit } "." } ;
53 HELP: record-definitions
54 { $values { "file" source-file } }
55 { $description "Records that all " { $link new-definitions } " were defined in " { $snippet "file" } "." } ;
57 HELP: rollback-source-file
58 { $values { "file" source-file } }
59 { $description "Records information to the source file after an incomplete parse which ended with an error." } ;
62 { $var-description "Stores the " { $link source-file } " being parsed. The " { $snippet "path" } " of this object comes from the input parameter to " { $link with-source-file } "." } ;