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8a19f60386
- Reorder README to have implementation list after "learning tool" bullet. - This also moves tests/ and libs/ into impls. It would be preferrable to have these directories at the top level. However, this causes difficulties with the wasm implementations which need pre-open directories and have trouble with paths starting with "../../". So in lieu of that, symlink those directories to the top-level. - Move the run_argv_test.sh script into the tests directory for general hygiene.
57 lines
1.9 KiB
Smalltalk
57 lines
1.9 KiB
Smalltalk
Object subclass: Printer [
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Printer class >> prStr: sexp printReadably: printReadably [
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sexp type = #fn ifTrue: [ ^'#<fn>' ].
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sexp type = #func ifTrue: [ ^'#<func>' ].
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sexp type = #true ifTrue: [ ^'true' ].
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sexp type = #false ifTrue: [ ^'false' ].
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sexp type = #nil ifTrue: [ ^'nil' ].
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sexp type = #number ifTrue: [ ^sexp value asString ].
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sexp type = #symbol ifTrue: [ ^sexp value asString ].
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sexp type = #keyword ifTrue: [ ^':', sexp value ].
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sexp type = #string ifTrue: [
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printReadably ifTrue: [
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^sexp value repr
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] ifFalse: [
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^sexp value
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]
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].
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sexp type = #list ifTrue: [
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^self prList: sexp printReadably: printReadably
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starter: '(' ender: ')'
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].
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sexp type = #vector ifTrue: [
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^self prList: sexp printReadably: printReadably
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starter: '[' ender: ']'
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].
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sexp type = #map ifTrue: [
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^self prMap: sexp printReadably: printReadably
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].
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sexp type = #atom ifTrue: [
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^'(atom ', (self prStr: sexp value printReadably: printReadably), ')'
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].
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Error halt: 'unimplemented type'
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]
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Printer class >> prList: sexp printReadably: printReadably
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starter: starter ender: ender [
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| items |
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items := sexp value collect:
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[ :item | self prStr: item printReadably: printReadably ].
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^starter, (items join: ' ') , ender
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]
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Printer class >> prMap: sexp printReadably: printReadably [
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| items |
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items := sexp value associations collect:
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[ :item |
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(self prStr: item key printReadably: printReadably), ' ',
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(self prStr: item value printReadably: printReadably) ].
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^'{', (items join: ' '), '}'
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]
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]
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