Improve scheme mode

* Add r7rs functions, keywords, etc.
* Add highlighting for decimal, hex, octal, binary constants
* Add missing word characters
* Resolve several issues with word boundaries
This commit is contained in:
Jason Felice 2020-06-03 10:50:53 -04:00
parent 66f15cf4ad
commit d75792bddd

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@ -16,7 +16,7 @@ hook global WinSetOption filetype=scheme %{
set-option window static_words %opt{scheme_static_words}
set-option buffer extra_word_chars '_' '-' '!' '%' '?' '<' '>' '='
set-option buffer extra_word_chars '!' '$' '%' '&' '*' '+' '-' '.' '/' ':' '<' '=' '>' '?' '@' '^' '~'
hook window ModeChange pop:insert:.* -group scheme-trim-indent lisp-trim-indent
hook window InsertChar \n -group scheme-indent lisp-indent-on-new-line
@ -45,64 +45,88 @@ add-highlighter shared/scheme/comment-block region "#\|" "\|#" fill comment
add-highlighter shared/scheme/quoted-form region -recurse "\(" "'\(" "\)" fill variable
add-highlighter shared/scheme/code/ regex (#t|#f) 0:value
add-highlighter shared/scheme/code/ regex \b[0-9]+\.[0-9]*\b 0:value
# Numbers
add-highlighter shared/scheme/code/ regex '(#[bB]#[eiEI]|#[eiEI]#[bB]|#[bB])[01]+' 0:value
add-highlighter shared/scheme/code/ regex '(#[oO]#[eiEI]|#[eiEI]#[oO]|#[oO])[0-7]+' 0:value
add-highlighter shared/scheme/code/ regex '(#[dD](#[eiEI])?|#[eiEI]#[dD]|#[eiEI])(\d+(?:\.\d*)?|\.\d+)([esfdlESFDL][-+]?\d+)?' 0:value
add-highlighter shared/scheme/code/ regex '(#[xX]#[eiEI]|#[eiEI]#[xX]|#[xX])[0-9a-fA-F]+' 0:value
add-highlighter shared/scheme/code/ regex (#\\((\w+)|(.))) 0:value
add-highlighter shared/scheme/code/ regex '#!(?:no-)?fold-case\b' 0:meta
evaluate-commands %sh{ exec awk -f - <<'EOF'
BEGIN {
# Primitive expressions that cannot be derived.
split("define do let let* letrec if cond case and or begin lambda delay delay-force set!", keywords);
split("and begin call-with-current-continuation call/cc case case-lambda cond define "\
"define-record-type define-values delay delay-force do else guard if lambda "\
"let let* let-values let*-values letrec letrec* or set! unless when", keywords);
# Macro expressions.
split("define-syntax let-syntax letrec-syntax syntax-rules syntax-case", meta);
# Macro expressions, imports/exports/library
split("begin-syntax cond-expand define-library define-syntax export import include "\
"include-ci include-library-declarations let-syntax letrec-syntax quote "\
"quasiquote syntax-rules syntax-case unquote unquote-splicing", meta);
# Basic operators.
split("* + - ... / < <= = => > >=", operators);
# Procedures that create a base type and their predicates (for easier type checking)
split("list vector bytevector cons string boolean? list? pair? "\
"vector? bytevector? string? char? complex? eof-object? input-port? "\
"null? number? output-port? procedure? symbol?", types);
split("list vector bytevector cons string boolean? list? pair? vector? bytevector? "\
"string? char? complex? eof-object eof-object? input-port? null? number? "\
"output-port? port? procedure? symbol?", types);
# R5RS available procedures
split("abs acos angle append apply asin assoc assq assv atan "\
"caaaar caaadr caaar caadar caaddr caadr "\
"caar cadaar cadadr cadar caddar cadddr caddr cadr "\
"call-with-current-continuation call-with-input-file "\
"call-with-output-file call-with-values car cdaaar cdaadr cdaar "\
"cdadar cdaddr cdadr cdar cddaar cddadr cddar cdddar cddddr cdddr "\
"cddr cdr ceiling char->integer char-alphabetic? char-ci<=? "\
"char-ci<? char-ci=? char-ci>=? char-ci>? char-downcase "\
"char-lower-case? char-numeric? char-ready? char-upcase "\
"char-upper-case? char-whitespace? char<=? char<? char=? "\
"char>=? char>? close-input-port close-output-port cons cos "\
"current-input-port current-output-port denominator display "\
"dynamic-wind else eq? equal? eqv? eval even? exact->inexact "\
"exact? exp expt floor for-each force gcd imag-part inexact->exact "\
"inexact? integer->char integer? interaction-environment lcm "\
"length list list->string list->vector list-ref list-tail load log "\
"magnitude make-polar make-rectangular make-string make-vector "\
"map max member memq memv min modulo negative? newline not "\
"null-environment number->string numerator odd? open-input-file "\
"open-output-file or peek-char positive? quasiquote quote quotient "\
"rational? rationalize read read-char real-part real? remainder "\
"reverse round scheme-report-environment set-car! set-cdr! sin "\
"sqrt string->list string->number string->symbol string-append "\
"string-ci<=? string-ci<? string-ci=? string-ci>=? "\
"string-ci>? string-copy string-fill! string-length string-ref "\
"string-set! string<=? string<? string=? string>=? string>? "\
"substring symbol->string tan truncate values vector "\
"vector->list vector-fill! vector-length vector-ref vector-set! "\
"with-input-from-file with-output-to-file write write-char zero?",
builtins);
# R7RS available procedures
split("abs acos angle append apply asin assoc assq assv atan boolean=? "\
"bytevector-append bytevector-copy bytevector-copy! bytevector-length "\
"bytevector-u8-ref bytevector-u8-set! caaaar caaadr caaar caadar caaddr caadr "\
"caar cadaar cadadr cadar caddar cadddr caddr cadr call-with-input-file "\
"call-with-output-file call-with-values car cdaaar cdaadr cdaar cdadar cdaddr "\
"cdadr cdar cddaar cddadr cddar cdddar cddddr cdddr cddr cdr ceiling "\
"char->integer char-alphabetic? char-ci<=? char-ci<? char-ci=? char-ci>=? "\
"char-ci>? char-downcase char-foldcase char-lower-case? char-numeric? "\
"char-ready? char-upcase char-upper-case? char-whitespace? char<=? char<? "\
"char=? char>=? char>? close-input-port close-output-port close-port cons cos "\
"current-input-port current-output-port denominator digit-value display "\
"dynamic-wind eq? equal? eqv? error error-object-irritants "\
"error-object-message error-object? eval even? exact exact->inexact "\
"exact-integer? exact-integer-sqrt exact? exp expt features file-error? "\
"finite? floor floor/ floor-quotient floor-remainder for-each force "\
"flush-output-port gcd get-output-bytevector get-output-string guard imag-part "\
"inexact->exact inexact inexact? infinite? input-port-open? integer->char "\
"integer? interaction-environment lcm length list list-copy list-set! "\
"list->string list->vector list-ref list-tail load log magnitude "\
"make-bytevector make-list make-parameter make-polar make-promise "\
"make-rectangular make-string make-vector map max member memq memv min modulo "\
"nan? negative? newline not null-environment number->string numerator odd? "\
"open-input-bytevector open-input-file open-input-string "\
"open-output-bytevector open-output-file open-output-string output-port-open? "\
"or parameterize peek-char peek-u8 positive? promise? quotient raise "\
"raise-continuable rational? rationalize read read-bytevector read-bytevector! "\
"read-char read-error? read-line read-string read-u8 real-part real? remainder "\
"reverse round scheme-report-environment set-car! set-cdr! sin square sqrt "\
"string->list string->number string->symbol string->utf8 string->vector "\
"string-append string-ci<=? string-ci<? string-ci=? string-ci>=? string-ci>? "\
"string-copy string-copy! string-downcase string-fill! string-foldcase "\
"string-for-each string-length string-map string-ref string-set! string-upcase "\
"string<=? string<? string=? string>=? string>? substring symbol=? "\
"symbol->string syntax-error tan textual-port? truncate truncate/ "\
"truncate-quotient truncate-remainder u8-ready? unless utf8->string values "\
"vector vector->list vector->string vector-append vector-copy vector-copy! "\
"vector-for-each vector-fill! vector-length vector-map vector-ref vector-set! "\
"when with-exception-handler with-input-from-file with-output-to-file write "\
"write-bytevector write-char write-string write-u8 zero?", builtins);
non_word_chars="[\\s\\(\\)\\[\\]\\{\\};\\|]";
non_word_chars="['\"\\s\\(\\)\\[\\]\\{\\};]";
normal_identifiers="-!$%&\\*\\+\\./:<=>\\?\\^_~a-zA-Z0-9";
identifier_chars="[" normal_identifiers "][" normal_identifiers ",#]*";
}
function kak_escape(s) {
gsub(/'/, "''", s);
return "'" s "'";
}
function add_highlighter(regex, highlight) {
printf("add-highlighter shared/scheme/code/ regex \"%s\" %s\n", regex, highlight);
printf("add-highlighter shared/scheme/code/ regex %s %s\n", kak_escape(regex), highlight);
}
function quoted_join(words, quoted, first) {
first=1
@ -114,8 +138,8 @@ evaluate-commands %sh{ exec awk -f - <<'EOF'
return quoted;
}
function add_word_highlighter(words, face, regex) {
regex = non_word_chars "+(" quoted_join(words) ")" non_word_chars
add_highlighter(regex, "1:" face)
regex = "(?<![" normal_identifiers "])(" quoted_join(words) ")(?![" normal_identifiers "])";
add_highlighter(regex, "1:" face);
}
function print_words(words) {
for (i in words) { printf(" %s", words[i]); }
@ -129,11 +153,16 @@ evaluate-commands %sh{ exec awk -f - <<'EOF'
add_word_highlighter(keywords, "keyword");
add_word_highlighter(meta, "meta");
add_word_highlighter(operators, "operator");
add_word_highlighter(builtins, "builtin");
add_word_highlighter(builtins, "function");
add_word_highlighter(types, "type");
add_highlighter(non_word_chars "+('" identifier_chars ")", "1:attribute");
add_highlighter("\\(define\\W+\\((" identifier_chars ")", "1:function");
add_highlighter("\\(define\\W+(" identifier_chars ")\\W+\\(lambda", "1:function");
# unprefixed decimals
add_highlighter("(?<![" normal_identifiers "])(\\d+(\\.\\d*)?|\\.\\d+)(?:[esfdlESFDL][-+]?\\d+)?(?![" normal_identifiers "])", "0:value");
# inf and nan
add_highlighter("(?<![" normal_identifiers "])[+-](?:inf|nan)\.0(?![" normal_identifiers "])", "0:value");
}
EOF
}