initial commit
Signed-off-by: jolheiser <john.olheiser@gmail.com>
commit
27b213649e
GPG Key ID:
B853ADA5DA7BBF7A
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@ -0,0 +1,5 @@
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let
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foo = "bar";
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in {
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baz = foo;
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}
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@ -0,0 +1,21 @@
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module go.jolheiser.com/nixpl
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go 1.21.4
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require (
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github.com/gdamore/tcell/v2 v2.6.1-0.20231203215052-2917c3801e73
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github.com/rivo/tview v0.0.0-20231206124440-5f078138442e
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)
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require (
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git.sr.ht/~rockorager/tcell-term v0.10.0 // indirect
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github.com/creack/pty v1.1.17 // indirect
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github.com/fsnotify/fsnotify v1.7.0 // indirect
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github.com/gdamore/encoding v1.0.0 // indirect
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github.com/lucasb-eyer/go-colorful v1.2.0 // indirect
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github.com/mattn/go-runewidth v0.0.14 // indirect
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github.com/rivo/uniseg v0.4.3 // indirect
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golang.org/x/sys v0.11.0 // indirect
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golang.org/x/term v0.9.0 // indirect
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golang.org/x/text v0.12.0 // indirect
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)
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@ -0,0 +1,76 @@
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git.sr.ht/~rockorager/tcell-term v0.10.0 h1:BqxJjtCMmLIfS6fdIal8TSiH3qPiYTjATuIRIWNVPbo=
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git.sr.ht/~rockorager/tcell-term v0.10.0/go.mod h1:Snxh5CrziiA2CjyLOZ6tGAg5vMPlE+REMWT3rtKuyyQ=
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github.com/creack/pty v1.1.17 h1:QeVUsEDNrLBW4tMgZHvxy18sKtr6VI492kBhUfhDJNI=
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github.com/creack/pty v1.1.17/go.mod h1:MOBLtS5ELjhRRrroQr9kyvTxUAFNvYEK993ew/Vr4O4=
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github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
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github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
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github.com/fsnotify/fsnotify v1.7.0 h1:8JEhPFa5W2WU7YfeZzPNqzMP6Lwt7L2715Ggo0nosvA=
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github.com/fsnotify/fsnotify v1.7.0/go.mod h1:40Bi/Hjc2AVfZrqy+aj+yEI+/bRxZnMJyTJwOpGvigM=
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github.com/gdamore/encoding v1.0.0 h1:+7OoQ1Bc6eTm5niUzBa0Ctsh6JbMW6Ra+YNuAtDBdko=
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github.com/gdamore/encoding v1.0.0/go.mod h1:alR0ol34c49FCSBLjhosxzcPHQbf2trDkoo5dl+VrEg=
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github.com/gdamore/tcell/v2 v2.5.4/go.mod h1:dZgRy5v4iMobMEcWNYBtREnDZAT9DYmfqIkrgEMxLyw=
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github.com/gdamore/tcell/v2 v2.6.1-0.20231203215052-2917c3801e73 h1:SeDV6ZUSVlTAUUPdMzPXgMyj96z+whQJRRUff8dIeic=
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github.com/gdamore/tcell/v2 v2.6.1-0.20231203215052-2917c3801e73/go.mod h1:pwzJMyH4Hd0AZMJkWQ+/g01dDvYWEvmJuaiRU71Xl8k=
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github.com/kr/pretty v0.2.1/go.mod h1:ipq/a2n7PKx3OHsz4KJII5eveXtPO4qwEXGdVfWzfnI=
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github.com/kr/pty v1.1.1/go.mod h1:pFQYn66WHrOpPYNljwOMqo10TkYh1fy3cYio2l3bCsQ=
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github.com/kr/text v0.1.0/go.mod h1:4Jbv+DJW3UT/LiOwJeYQe1efqtUx/iVham/4vfdArNI=
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github.com/lucasb-eyer/go-colorful v1.2.0 h1:1nnpGOrhyZZuNyfu1QjKiUICQ74+3FNCN69Aj6K7nkY=
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github.com/lucasb-eyer/go-colorful v1.2.0/go.mod h1:R4dSotOR9KMtayYi1e77YzuveK+i7ruzyGqttikkLy0=
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github.com/mattn/go-runewidth v0.0.14 h1:+xnbZSEeDbOIg5/mE6JF0w6n9duR1l3/WmbinWVwUuU=
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github.com/mattn/go-runewidth v0.0.14/go.mod h1:Jdepj2loyihRzMpdS35Xk/zdY8IAYHsh153qUoGf23w=
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github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
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github.com/rivo/tview v0.0.0-20231206124440-5f078138442e h1:mPy47VW9tkqImnSPgcjnEHJuG3XHDBtXj2hDb1qBrRs=
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github.com/rivo/tview v0.0.0-20231206124440-5f078138442e/go.mod h1:c0SPlNPXkM+/Zgjn/0vD3W0Ds1yxstN7lpquqLDpWCg=
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github.com/rivo/uniseg v0.2.0/go.mod h1:J6wj4VEh+S6ZtnVlnTBMWIodfgj8LQOQFoIToxlJtxc=
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github.com/rivo/uniseg v0.4.3 h1:utMvzDsuh3suAEnhH0RdHmoPbU648o6CvXxTx4SBMOw=
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github.com/rivo/uniseg v0.4.3/go.mod h1:FN3SvrM+Zdj16jyLfmOkMNblXMcoc8DfTHruCPUcx88=
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github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
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github.com/stretchr/objx v0.4.0/go.mod h1:YvHI0jy2hoMjB+UWwv71VJQ9isScKT/TqJzVSSt89Yw=
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github.com/stretchr/objx v0.5.0/go.mod h1:Yh+to48EsGEfYuaHDzXPcE3xhTkx73EhmCGUpEOglKo=
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github.com/stretchr/testify v1.7.1/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
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github.com/stretchr/testify v1.8.0/go.mod h1:yNjHg4UonilssWZ8iaSj1OCr/vHnekPRkoO+kdMU+MU=
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github.com/stretchr/testify v1.8.2/go.mod h1:w2LPCIKwWwSfY2zedu0+kehJoqGctiVI29o6fzry7u4=
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github.com/yuin/goldmark v1.4.13/go.mod h1:6yULJ656Px+3vBD8DxQVa3kxgyrAnzto9xy5taEt/CY=
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golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
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golang.org/x/crypto v0.0.0-20210921155107-089bfa567519/go.mod h1:GvvjBRRGRdwPK5ydBHafDWAxML/pGHZbMvKqRZ5+Abc=
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golang.org/x/mod v0.6.0-dev.0.20220419223038-86c51ed26bb4/go.mod h1:jJ57K6gSWd91VN4djpZkiMVwK6gcyfeH4XE8wZrZaV4=
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golang.org/x/mod v0.8.0/go.mod h1:iBbtSCu2XBx23ZKBPSOrRkjjQPZFPuis4dIYUhu/chs=
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golang.org/x/net v0.0.0-20190620200207-3b0461eec859/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
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golang.org/x/net v0.0.0-20210226172049-e18ecbb05110/go.mod h1:m0MpNAwzfU5UDzcl9v0D8zg8gWTRqZa9RBIspLL5mdg=
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golang.org/x/net v0.0.0-20220722155237-a158d28d115b/go.mod h1:XRhObCWvk6IyKnWLug+ECip1KBveYUHfp+8e9klMJ9c=
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golang.org/x/net v0.6.0/go.mod h1:2Tu9+aMcznHK/AK1HMvgo6xiTLG5rD5rZLDS+rp2Bjs=
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golang.org/x/sync v0.0.0-20190423024810-112230192c58/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
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golang.org/x/sync v0.0.0-20220722155255-886fb9371eb4/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
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golang.org/x/sync v0.1.0/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
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golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
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golang.org/x/sys v0.0.0-20201119102817-f84b799fce68/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
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golang.org/x/sys v0.0.0-20210615035016-665e8c7367d1/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
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golang.org/x/sys v0.0.0-20220520151302-bc2c85ada10a/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
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golang.org/x/sys v0.0.0-20220722155257-8c9f86f7a55f/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
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golang.org/x/sys v0.5.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
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golang.org/x/sys v0.6.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
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golang.org/x/sys v0.9.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
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golang.org/x/sys v0.11.0 h1:eG7RXZHdqOJ1i+0lgLgCpSXAp6M3LYlAo6osgSi0xOM=
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golang.org/x/sys v0.11.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
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golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
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golang.org/x/term v0.0.0-20210927222741-03fcf44c2211/go.mod h1:jbD1KX2456YbFQfuXm/mYQcufACuNUgVhRMnK/tPxf8=
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golang.org/x/term v0.0.0-20220722155259-a9ba230a4035/go.mod h1:jbD1KX2456YbFQfuXm/mYQcufACuNUgVhRMnK/tPxf8=
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golang.org/x/term v0.5.0/go.mod h1:jMB1sMXY+tzblOD4FWmEbocvup2/aLOaQEp7JmGp78k=
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golang.org/x/term v0.9.0 h1:GRRCnKYhdQrD8kfRAdQ6Zcw1P0OcELxGLKJvtjVMZ28=
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golang.org/x/term v0.9.0/go.mod h1:M6DEAAIenWoTxdKrOltXcmDY3rSplQUkrvaDU5FcQyo=
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golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
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golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
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golang.org/x/text v0.3.7/go.mod h1:u+2+/6zg+i71rQMx5EYifcz6MCKuco9NR6JIITiCfzQ=
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golang.org/x/text v0.5.0/go.mod h1:mrYo+phRRbMaCq/xk9113O4dZlRixOauAjOtrjsXDZ8=
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golang.org/x/text v0.7.0/go.mod h1:mrYo+phRRbMaCq/xk9113O4dZlRixOauAjOtrjsXDZ8=
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golang.org/x/text v0.12.0 h1:k+n5B8goJNdU7hSvEtMUz3d1Q6D/XW4COJSJR6fN0mc=
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golang.org/x/text v0.12.0/go.mod h1:TvPlkZtksWOMsz7fbANvkp4WM8x/WCo/om8BMLbz+aE=
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golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
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golang.org/x/tools v0.0.0-20191119224855-298f0cb1881e/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
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golang.org/x/tools v0.1.12/go.mod h1:hNGJHUnrk76NpqgfD5Aqm5Crs+Hm0VOH/i9J2+nxYbc=
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golang.org/x/tools v0.6.0/go.mod h1:Xwgl3UAJ/d3gWutnCtw505GrjyAbvKui8lOU390QaIU=
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golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
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gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
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gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c/go.mod h1:JHkPIbrfpd72SG/EVd6muEfDQjcINNoR0C8j2r3qZ4Q=
|
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gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
|
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gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
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@ -0,0 +1,235 @@
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package main
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import (
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"bytes"
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"flag"
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"fmt"
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"os"
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"os/exec"
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"path/filepath"
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tcellterm "git.sr.ht/~rockorager/tcell-term"
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"github.com/fsnotify/fsnotify"
|
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"github.com/gdamore/tcell/v2"
|
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"github.com/gdamore/tcell/v2/views"
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)
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type model struct {
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term *tcellterm.VT
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s tcell.Screen
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termView views.View
|
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title *views.TextBar
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titleView views.View
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result *views.TextArea
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resultView views.View
|
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}
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|
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// Update is the main event handler. It should only be called by the main thread
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func (m *model) Update(ev tcell.Event) {
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switch ev := ev.(type) {
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case *tcell.EventKey:
|
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switch ev.Key() {
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case tcell.KeyCtrlC:
|
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m.term.Close()
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m.s.Fini()
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return
|
||||
}
|
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if m.term != nil {
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m.term.HandleEvent(ev)
|
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}
|
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m.term.Draw()
|
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m.result.Draw()
|
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m.s.Show()
|
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case *tcell.EventResize:
|
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w, _ := m.s.Size()
|
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if m.term != nil {
|
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m.termView.Resize(0, 2, w/2, -1)
|
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m.term.Resize(m.termView.Size())
|
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}
|
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m.titleView.Resize(0, 0, -1, 2)
|
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m.title.Resize()
|
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m.resultView.Resize(w/2, 2, w/2, -1)
|
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m.result.Resize()
|
||||
m.title.Draw()
|
||||
m.term.Draw()
|
||||
m.result.Draw()
|
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m.s.Sync()
|
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return
|
||||
case *tcellterm.EventRedraw:
|
||||
m.term.Draw()
|
||||
m.title.Draw()
|
||||
m.result.Draw()
|
||||
|
||||
row, col, style, vis := m.term.Cursor()
|
||||
if vis {
|
||||
m.s.SetCursorStyle(style)
|
||||
m.s.ShowCursor(col, row+2)
|
||||
|
||||
} else {
|
||||
m.s.HideCursor()
|
||||
}
|
||||
m.s.Show()
|
||||
return
|
||||
case *tcellterm.EventClosed:
|
||||
m.s.Clear()
|
||||
m.s.Fini()
|
||||
return
|
||||
case *tcell.EventPaste:
|
||||
m.term.HandleEvent(ev)
|
||||
return
|
||||
case *tcell.EventMouse:
|
||||
// Translate the coordinates to our global coordinates (y-2)
|
||||
x, y := ev.Position()
|
||||
if y-2 < 0 {
|
||||
// Event is outside our view
|
||||
return
|
||||
}
|
||||
e := tcell.NewEventMouse(x, y-2, ev.Buttons(), ev.Modifiers())
|
||||
m.term.HandleEvent(e)
|
||||
return
|
||||
case *tcellterm.EventMouseMode:
|
||||
m.s.EnableMouse(ev.Flags()...)
|
||||
case *tcellterm.EventPanic:
|
||||
m.s.Clear()
|
||||
m.s.Fini()
|
||||
fmt.Println(ev.Error)
|
||||
}
|
||||
return
|
||||
}
|
||||
|
||||
// HandleEvent is used to handle events from underlying widgets. Any events
|
||||
// which redraw must be executed in the main goroutine by posting the event back
|
||||
// to tcell
|
||||
func (m *model) HandleEvent(ev tcell.Event) {
|
||||
m.s.PostEvent(ev)
|
||||
}
|
||||
|
||||
func main() {
|
||||
fs := flag.NewFlagSet("nixpl", flag.ExitOnError)
|
||||
if err := fs.Parse(os.Args[1:]); err != nil {
|
||||
panic(err)
|
||||
}
|
||||
|
||||
tmp, err := os.MkdirTemp(os.TempDir(), "nixpl-*")
|
||||
if err != nil {
|
||||
fmt.Fprintf(os.Stderr, "%v\n", err)
|
||||
os.Exit(1)
|
||||
}
|
||||
defer os.RemoveAll(tmp)
|
||||
|
||||
apn := filepath.Join(tmp, "repl.nix")
|
||||
fi, err := os.Create(apn)
|
||||
if err != nil {
|
||||
fmt.Fprintf(os.Stderr, "%v\n", err)
|
||||
os.Exit(1)
|
||||
}
|
||||
defer fi.Close()
|
||||
|
||||
watcher, err := fsnotify.NewWatcher()
|
||||
if err != nil {
|
||||
fmt.Fprintf(os.Stderr, "%v\n", err)
|
||||
os.Exit(1)
|
||||
}
|
||||
defer watcher.Close()
|
||||
watcher.Add(apn)
|
||||
|
||||
m := &model{}
|
||||
m.s, err = tcell.NewScreen()
|
||||
if err != nil {
|
||||
fmt.Fprintf(os.Stderr, "%v\n", err)
|
||||
os.Exit(1)
|
||||
}
|
||||
if err = m.s.Init(); err != nil {
|
||||
fmt.Fprintf(os.Stderr, "%v\n", err)
|
||||
os.Exit(1)
|
||||
}
|
||||
m.s.EnablePaste()
|
||||
w, _ := m.s.Size()
|
||||
|
||||
m.title = views.NewTextBar()
|
||||
m.title.SetCenter(
|
||||
"nixpl",
|
||||
tcell.StyleDefault.Foreground(tcell.ColorBlue).
|
||||
Bold(true).
|
||||
Underline(true),
|
||||
)
|
||||
|
||||
m.titleView = views.NewViewPort(m.s, 0, 0, -1, 2)
|
||||
m.title.SetView(m.titleView)
|
||||
|
||||
m.termView = views.NewViewPort(m.s, 0, 2, w/2, -1)
|
||||
m.term = tcellterm.New()
|
||||
m.term.SetSurface(m.termView)
|
||||
m.term.Attach(m.HandleEvent)
|
||||
|
||||
m.resultView = views.NewViewPort(m.s, w/2, 2, w/2, -1)
|
||||
m.result = views.NewTextArea()
|
||||
m.result.SetView(m.resultView)
|
||||
|
||||
m.s.EnableMouse()
|
||||
|
||||
go func() {
|
||||
for {
|
||||
select {
|
||||
case event, ok := <-watcher.Events:
|
||||
if !ok {
|
||||
return
|
||||
}
|
||||
if event.Has(fsnotify.Write) {
|
||||
content, err := os.ReadFile(apn)
|
||||
if err != nil {
|
||||
continue
|
||||
}
|
||||
var evalBuf bytes.Buffer
|
||||
eval := exec.Command("nix", "eval", "--expr", string(content))
|
||||
eval.Stdout = &evalBuf
|
||||
if err := eval.Run(); err != nil {
|
||||
continue
|
||||
}
|
||||
|
||||
var formatBuf bytes.Buffer
|
||||
format := exec.Command("alejandra", "-q", "-")
|
||||
format.Stdin = &evalBuf
|
||||
format.Stdout = &formatBuf
|
||||
if err := format.Run(); err != nil {
|
||||
continue
|
||||
}
|
||||
|
||||
var batBuf bytes.Buffer
|
||||
bat := exec.Command("bat", "-pp", "-l", "nix", "--color", "always", "-")
|
||||
bat.Stdin = &formatBuf
|
||||
bat.Stdout = &batBuf
|
||||
if err := bat.Run(); err != nil {
|
||||
continue
|
||||
}
|
||||
|
||||
m.result.SetContent(batBuf.String())
|
||||
m.result.Draw()
|
||||
m.s.Sync()
|
||||
}
|
||||
case _, ok := <-watcher.Errors:
|
||||
if !ok {
|
||||
return
|
||||
}
|
||||
}
|
||||
}
|
||||
}()
|
||||
if fs.Arg(0) != "" {
|
||||
content, _ := os.ReadFile(fs.Arg(0))
|
||||
fi.Write(content)
|
||||
fi.Sync()
|
||||
}
|
||||
|
||||
cmd := exec.Command(os.Getenv("EDITOR"), apn)
|
||||
err = m.term.Start(cmd)
|
||||
if err != nil {
|
||||
panic(err)
|
||||
}
|
||||
for {
|
||||
ev := m.s.PollEvent()
|
||||
if ev == nil {
|
||||
break
|
||||
}
|
||||
m.Update(ev)
|
||||
}
|
||||
}
|
||||
Loading…
Reference in New Issue