misc: improve errors. generate: catch missing module errors and attem…

…pt to download them (#376)

* misc: improve errors. generate: catch missing module errors and attempt to download them.

* go back to wrapping

example/hn/go.mod

@@ -8,12 +8,17 @@ require (
 )
 
 require (
+	github.com/RyanCarrier/dijkstra v1.1.0 // indirect
 	github.com/ajg/form v1.5.2-0.20200323032839-9aeb3cf462e1 // indirect
+	github.com/aybabtme/rgbterm v0.0.0-20170906152045-cc83f3b3ce59 // indirect
 	github.com/cespare/xxhash v1.1.0 // indirect
 	github.com/evanw/esbuild v0.14.11 // indirect
 	github.com/fatih/structtag v1.2.0 // indirect
 	github.com/gedex/inflector v0.0.0-20170307190818-16278e9db813 // indirect
+	github.com/go-logfmt/logfmt v0.5.1 // indirect
 	github.com/gobwas/glob v0.2.3 // indirect
+	github.com/keegancsmith/rpc v1.3.0 // indirect
+	github.com/livebud/transpiler v0.0.1 // indirect
 	github.com/matthewmueller/gotext v0.0.0-20210424201144-265ed61725ac // indirect
 	github.com/matthewmueller/text v0.0.0-20210424201111-ec1e4af8dfe8 // indirect
 	github.com/mattn/go-sqlite3 v1.14.16 // indirect

example/hn/go.sum

@@ -1,12 +1,21 @@
 github.com/BurntSushi/toml v0.4.1/go.mod h1:CxXYINrC8qIiEnFrOxCa7Jy5BFHlXnUU2pbicEuybxQ=
 github.com/OneOfOne/xxhash v1.2.2 h1:KMrpdQIwFcEqXDklaen+P1axHaj9BSKzvpUUfnHldSE=
 github.com/OneOfOne/xxhash v1.2.2/go.mod h1:HSdplMjZKSmBqAxg5vPj2TmRDmfkzw+cTzAElWljhcU=
+github.com/PuerkitoBio/goquery v1.8.0 h1:PJTF7AmFCFKk1N6V6jmKfrNH9tV5pNE6lZMkG0gta/U=
 github.com/PuerkitoBio/goquery v1.8.0/go.mod h1:ypIiRMtY7COPGk+I/YbZLbxsxn9g5ejnI2HSMtkjZvI=
 github.com/RyanCarrier/dijkstra v1.1.0 h1:/NDihjfJA3CxFaZz8EdzTwdFKFZDvvB881OVLdakRcI=
+github.com/RyanCarrier/dijkstra v1.1.0/go.mod h1:5agGUBNEtUAGIANmbw09fuO3a2htPEkc1jNH01qxCWA=
+github.com/RyanCarrier/dijkstra-1 v0.0.0-20170512020943-0e5801a26345 h1:fgSpoKViTSqRb4hjDNj10ig5wUvO0CayCzFdLf6fuRM=
+github.com/RyanCarrier/dijkstra-1 v0.0.0-20170512020943-0e5801a26345/go.mod h1:OK4EvWJ441LQqGzed5NGB6vKBAE34n3z7iayPcEwr30=
 github.com/ajg/form v1.5.2-0.20200323032839-9aeb3cf462e1 h1:8Qzi+0Uch1VJvdrOhJ8U8FqoPLbUdETPgMqGJ6DSMSQ=
 github.com/ajg/form v1.5.2-0.20200323032839-9aeb3cf462e1/go.mod h1:uL1WgH+h2mgNtvBq0339dVnzXdBETtL2LeUXaIv25UY=
+github.com/albertorestifo/dijkstra v0.0.0-20160910063646-aba76f725f72 h1:uGeGZl8PxSq8VZGG4QK5njJTFA4/G/x5CYORvQVXtAE=
+github.com/albertorestifo/dijkstra v0.0.0-20160910063646-aba76f725f72/go.mod h1:o+JdB7VetTHjLhU0N57x18B9voDBQe0paApdEAEoEfw=
+github.com/andybalholm/cascadia v1.3.1 h1:nhxRkql1kdYCc8Snf7D5/D3spOX+dBgjA6u8x004T2c=
 github.com/andybalholm/cascadia v1.3.1/go.mod h1:R4bJ1UQfqADjvDa4P6HZHLh/3OxWWEqc0Sk8XGwHqvA=
 github.com/aybabtme/rgbterm v0.0.0-20170906152045-cc83f3b3ce59 h1:WWB576BN5zNSZc/M9d/10pqEx5VHNhaQ/yOVAkmj5Yo=
+github.com/aybabtme/rgbterm v0.0.0-20170906152045-cc83f3b3ce59/go.mod h1:q/89r3U2H7sSsE2t6Kca0lfwTK8JdoNGS/yzM/4iH5I=
+github.com/bep/debounce v1.2.1 h1:v67fRdBA9UQu2NhLFXrSg0Brw7CexQekrBwDMM8bzeY=
 github.com/bep/debounce v1.2.1/go.mod h1:H8yggRPQKLUhUoqrJC1bO2xNya7vanpDl7xR3ISbCJ0=
 github.com/cespare/xxhash v1.1.0 h1:a6HrQnmkObjyL+Gs60czilIUGqrzKutQD6XZog3p+ko=
 github.com/cespare/xxhash v1.1.0/go.mod h1:XrSqR1VqqWfGrhpAt58auRo0WTKS1nRRg3ghfAqPWnc=
@@ -18,14 +27,21 @@ github.com/evanw/esbuild v0.14.11 h1:bw50N4v70Dqf/B6Wn+3BM6BVttz4A6tHn8m8Ydj9vxk
 github.com/evanw/esbuild v0.14.11/go.mod h1:GG+zjdi59yh3ehDn4ZWfPcATxjPDUH53iU4ZJbp7dkY=
 github.com/fatih/structtag v1.2.0 h1:/OdNE99OxoI/PqaW/SuSK9uxxT3f/tcSZgon/ssNSx4=
 github.com/fatih/structtag v1.2.0/go.mod h1:mBJUNpUnHmRKrKlQQlmCrh5PuhftFbNv8Ys4/aAZl94=
+github.com/frankban/quicktest v1.14.0/go.mod h1:NeW+ay9A/U67EYXNFA1nPE8e/tnQv/09mUdL/ijj8og=
+github.com/fsnotify/fsnotify v1.5.1 h1:mZcQUHVQUQWoPXXtuf9yuEXKudkV2sx1E06UadKWpgI=
 github.com/fsnotify/fsnotify v1.5.1/go.mod h1:T3375wBYaZdLLcVNkcVbzGHY7f1l/uK5T5Ai1i3InKU=
 github.com/gedex/inflector v0.0.0-20170307190818-16278e9db813 h1:Uc+IZ7gYqAf/rSGFplbWBSHaGolEQlNLgMgSE3ccnIQ=
 github.com/gedex/inflector v0.0.0-20170307190818-16278e9db813/go.mod h1:P+oSoE9yhSRvsmYyZsshflcR6ePWYLql6UU1amW13IM=
-github.com/gitchander/permutation v0.0.0-20201214100618-1f3e7285f953 h1:+rJDfq6waeB1BncyEfuFL1N3U7t3aahrAjPqcKLpMys=
 github.com/gitchander/permutation v0.0.0-20201214100618-1f3e7285f953/go.mod h1:lP+DW8LR6Rw3ru9Vo2/y/3iiLaLWmofYql/va+7zJOk=
 github.com/go-logfmt/logfmt v0.5.1 h1:otpy5pqBCBZ1ng9RQ0dPu4PN7ba75Y/aA+UpowDyNVA=
+github.com/go-logfmt/logfmt v0.5.1/go.mod h1:WYhtIu8zTZfxdn5+rREduYbwxfcBr/Vr6KEVveWlfTs=
 github.com/gobwas/glob v0.2.3 h1:A4xDbljILXROh+kObIiy5kIaPYD8e96x1tgBhUI5J+Y=
 github.com/gobwas/glob v0.2.3/go.mod h1:d3Ez4x06l9bZtSvzIay5+Yzi0fmZzPgnTbPcKjJAkT8=
+github.com/google/go-cmp v0.5.4/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
+github.com/google/go-cmp v0.5.6/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
+github.com/hexops/autogold v0.8.1/go.mod h1:97HLDXyG23akzAoRYJh/2OBs3kd80eHyKPvZw0S5ZBY=
+github.com/hexops/gotextdiff v1.0.3/go.mod h1:pSWU5MAI3yDq+fZBTazCSJysOMbxWL1BSow5/V2vxeg=
+github.com/hexops/valast v1.4.1/go.mod h1:G+D6TExWuKs5he+hYlPMfYyhQ8w8qbc2vm4gDWwLdDg=
 github.com/keegancsmith/rpc v1.3.0 h1:wGWOpjcNrZaY8GDYZJfvyxmlLljm3YQWF+p918DXtDk=
 github.com/keegancsmith/rpc v1.3.0/go.mod h1:6O2xnOGjPyvIPbvp0MdrOe5r6cu1GZ4JoTzpzDhWeo0=
 github.com/kr/pretty v0.1.0/go.mod h1:dAy3ld7l9f0ibDNOQOHHMYYIIbhfbHSm3C4ZsoJORNo=
@@ -42,6 +58,7 @@ github.com/lithammer/dedent v1.1.0/go.mod h1:jrXYCQtgg0nJiN+StA2KgR7w6CiQNv9Fd/Z
 github.com/livebud/bud-test-nested-plugin v0.0.5/go.mod h1:M3QujkGG4ggZ6h75t5zF8MEJFrLTwa2USeIYHQdO2YQ=
 github.com/livebud/bud-test-plugin v0.0.9/go.mod h1:GTxMZ8W4BIyGIOgAA4hvPHMDDTkaZtfcuhnOcSu3y8M=
 github.com/livebud/transpiler v0.0.1 h1:raG4W8qMq534VYrWv5sFQieQCa4McrJhQOy0YXk63kk=
+github.com/livebud/transpiler v0.0.1/go.mod h1:vQYMN//Y2cnM55tw0lOmLGbEETugP7alxTyhQHzNdTI=
 github.com/matryer/is v1.4.0 h1:sosSmIWwkYITGrxZ25ULNDeKiMNzFSr4V/eqBQP0PeE=
 github.com/matryer/is v1.4.0/go.mod h1:8I/i5uYgLzgsgEloJE1U6xx5HkBQpAZvepWuujKwMRU=
 github.com/matthewmueller/diff v0.0.0-20220104030700-cb2fe910d90c h1:yjGBNrCIE7IghJAwrFcyDzwzwJKf0oRPeOHx60wfkmA=
@@ -55,6 +72,8 @@ github.com/matthewmueller/text v0.0.0-20210424201111-ec1e4af8dfe8 h1:XTmVlF7P9bp
 github.com/matthewmueller/text v0.0.0-20210424201111-ec1e4af8dfe8/go.mod h1:vtPaEU72VzARd4tSSzHIX7DddCEamoO2X4ozlrdmtNY=
 github.com/mattn/go-sqlite3 v1.14.16 h1:yOQRA0RpS5PFz/oikGwBEqvAWhWg5ufRz4ETLjwpU1Y=
 github.com/mattn/go-sqlite3 v1.14.16/go.mod h1:2eHXhiwb8IkHr+BDWZGa96P6+rkvnG63S2DGjv9HUNg=
+github.com/mattomatic/dijkstra v0.0.0-20130617153013-6f6d134eb237 h1:acuCHBjzG7MFTugvx3buC4m5rLDLaKC9J8C9jtlraRc=
+github.com/mattomatic/dijkstra v0.0.0-20130617153013-6f6d134eb237/go.mod h1:UOnLAUmVG5paym8pD3C4B9BQylUDC2vXFJJpT7JrlEA=
 github.com/otiai10/copy v1.7.0/go.mod h1:rmRl6QPdJj6EiUqXQ/4Nn2lLXoNQjFCQbbNrxgc/t3U=
 github.com/otiai10/curr v0.0.0-20150429015615-9b4961190c95/go.mod h1:9qAhocn7zKJG+0mI8eUu6xqkFDYS2kb2saOteoSB3cE=
 github.com/otiai10/curr v1.0.0/go.mod h1:LskTG5wDwr8Rs+nNQ+1LlxRjAtTZZjtJW4rMXl6j4vs=
@@ -67,13 +86,15 @@ github.com/pointlander/compress v1.1.1-0.20190518213731-ff44bd196cc3/go.mod h1:q
 github.com/pointlander/jetset v1.0.1-0.20190518214125-eee7eff80bd4/go.mod h1:RdR1j20Aj5pB6+fw6Y9Ur7lMHpegTEjY1vc19hEZL40=
 github.com/pointlander/peg v1.0.1/go.mod h1:5hsGDQR2oZI4QoWz0/Kdg3VSVEC31iJw/b7WjqCBGRI=
 github.com/rogpeppe/go-internal v1.6.1/go.mod h1:xXDCJY+GAPziupqXw64V24skbSoqbTEfhy4qGm1nDQc=
-github.com/rogpeppe/go-internal v1.8.1 h1:geMPLpDpQOgVyCg5z5GoRwLHepNdb71NXb67XFkP+Eg=
-github.com/rogpeppe/go-internal v1.8.1/go.mod h1:JeRgkft04UBgHMgCIwADu4Pn6Mtm5d4nPKWu0nJ5d+o=
+github.com/rogpeppe/go-internal v1.8.1-0.20211023094830-115ce09fd6b4/go.mod h1:JeRgkft04UBgHMgCIwADu4Pn6Mtm5d4nPKWu0nJ5d+o=
+github.com/rogpeppe/go-internal v1.9.0 h1:73kH8U+JUqXU8lRuOHeVHaa/SZPifC7BkcraZVejAe8=
+github.com/rogpeppe/go-internal v1.9.0/go.mod h1:WtVeX8xhTBvf0smdhujwtBcq4Qrzq/fJaraNFVN+nFs=
 github.com/sabhiram/go-gitignore v0.0.0-20210923224102-525f6e181f06 h1:OkMGxebDjyw0ULyrTYWeN0UNCCkmCWfjPnIA2W6oviI=
 github.com/sabhiram/go-gitignore v0.0.0-20210923224102-525f6e181f06/go.mod h1:+ePHsJ1keEjQtpvf9HHw0f4ZeJ0TLRsxhunSI2hYJSs=
 github.com/sergi/go-diff v1.0.0/go.mod h1:0CfEIISq7TuYL3j771MWULgwwjU+GofnZX9QAmXWZgo=
 github.com/sergi/go-diff v1.2.0 h1:XU+rvMAioB0UC3q1MFrIQy4Vo5/4VsRDQQXHsEya6xQ=
 github.com/sergi/go-diff v1.2.0/go.mod h1:STckp+ISIX8hZLjrqAeVduY0gWCT9IjLuqbuNXdaHfM=
+github.com/shurcooL/go-goon v0.0.0-20170922171312-37c2f522c041/go.mod h1:N5mDOmsrJOB+vfqUK+7DmDyjhSLIIBnXo9lvZJj3MWQ=
 github.com/spaolacci/murmur3 v0.0.0-20180118202830-f09979ecbc72 h1:qLC7fQah7D6K1B0ujays3HV9gkFtllcxhzImRR7ArPQ=
 github.com/spaolacci/murmur3 v0.0.0-20180118202830-f09979ecbc72/go.mod h1:JwIasOWyU6f++ZhiEuf87xNszmSA2myDM2Kzu9HwQUA=
 github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
@@ -91,24 +112,32 @@ github.com/yuin/goldmark v1.4.1/go.mod h1:mwnBkeHKe2W/ZEtQ+71ViKU8L12m81fl3OWwC1
 go.kuoruan.net/v8go-polyfills v0.5.1-0.20220727011656-c74c5b408ebd h1:lMfOO39WTD+CxBPmqZvLdISrLVsEjgNfWoV4viBt15M=
 go.kuoruan.net/v8go-polyfills v0.5.1-0.20220727011656-c74c5b408ebd/go.mod h1:egHzK8RIHR7dPOYzhnRsomClFTVmYCtvhTWqec4JXaY=
 golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
+golang.org/x/crypto v0.0.0-20191011191535-87dc89f01550/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
+golang.org/x/crypto v0.0.0-20200622213623-75b288015ac9/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
 golang.org/x/crypto v0.0.0-20210921155107-089bfa567519/go.mod h1:GvvjBRRGRdwPK5ydBHafDWAxML/pGHZbMvKqRZ5+Abc=
 golang.org/x/exp/typeparams v0.0.0-20220218215828-6cf2b201936e/go.mod h1:AbB0pIl9nAr9wVwH+Z2ZpaocVmF5I4GyWCDIsVjR0bk=
+golang.org/x/mod v0.5.1/go.mod h1:5OXOZSfqPIIbmVBIIKWRFfZjPR0E5r58TLhUjH0a2Ro=
 golang.org/x/mod v0.6.0-dev.0.20220419223038-86c51ed26bb4 h1:6zppjxzCulZykYSLyVDYbneBfbaBIQPYMevg0bEwv2s=
 golang.org/x/mod v0.6.0-dev.0.20220419223038-86c51ed26bb4/go.mod h1:jJ57K6gSWd91VN4djpZkiMVwK6gcyfeH4XE8wZrZaV4=
+golang.org/x/net v0.0.0-20190404232315-eb5bcb51f2a3/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
 golang.org/x/net v0.0.0-20190620200207-3b0461eec859/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
 golang.org/x/net v0.0.0-20210226172049-e18ecbb05110/go.mod h1:m0MpNAwzfU5UDzcl9v0D8zg8gWTRqZa9RBIspLL5mdg=
 golang.org/x/net v0.0.0-20210916014120-12bc252f5db8/go.mod h1:9nx3DQGgdP8bBQD5qxJ1jj9UTztislL4KSBs9R2vV5Y=
+golang.org/x/net v0.0.0-20211015210444-4f30a5c0130f h1:OfiFi4JbukWwe3lzw+xunroH1mnC1e2Gy5cxNJApiSY=
 golang.org/x/net v0.0.0-20211015210444-4f30a5c0130f/go.mod h1:9nx3DQGgdP8bBQD5qxJ1jj9UTztislL4KSBs9R2vV5Y=
 golang.org/x/sync v0.0.0-20190423024810-112230192c58/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.0.0-20210220032951-036812b2e83c h1:5KslGYwFpkhGh+Q16bwMP3cOontH8FOep7tGV86Y7SQ=
 golang.org/x/sync v0.0.0-20210220032951-036812b2e83c/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
+golang.org/x/sys v0.0.0-20190412213103-97732733099d/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20201119102817-f84b799fce68/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20210423082822-04245dca01da/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20210615035016-665e8c7367d1/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20210630005230-0f9fa26af87c/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20210908233432-aa78b53d3365/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20211019181941-9d821ace8654/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sys v0.0.0-20211102192858-4dd72447c267/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sys v0.0.0-20211117180635-dee7805ff2e1/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20220408201424-a24fb2fb8a0f/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20220520151302-bc2c85ada10a h1:dGzPydgVsqGcTRVwiLJ1jVbufYwmzD3LfVPLKsKg+0k=
 golang.org/x/sys v0.0.0-20220520151302-bc2c85ada10a/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
@@ -119,8 +148,13 @@ golang.org/x/text v0.3.6/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
 golang.org/x/text v0.3.7/go.mod h1:u+2+/6zg+i71rQMx5EYifcz6MCKuco9NR6JIITiCfzQ=
 golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
 golang.org/x/tools v0.0.0-20191119224855-298f0cb1881e/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
+golang.org/x/tools v0.1.8-0.20211102182255-bb4add04ddef/go.mod h1:nABZi5QlRsZVlzPpHl034qft6wpY4eDcsTt5AaioBiU=
+golang.org/x/tools v0.1.11-0.20220513221640-090b14e8501f h1:OKYpQQVE3DKSc3r3zHVzq46vq5YH7x8xpR3/k9ixmUg=
 golang.org/x/tools v0.1.11-0.20220513221640-090b14e8501f/go.mod h1:SgwaegtQh8clINPpECJMqnxLv9I09HLqnW3RMqW0CA4=
 golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
+golang.org/x/xerrors v0.0.0-20191011141410-1b5146add898/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
+golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
+golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/check.v1 v1.0.0-20190902080502-41f04d3bba15/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
@@ -132,6 +166,7 @@ gopkg.in/yaml.v3 v3.0.0-20200605160147-a5ece683394c/go.mod h1:K4uyk7z7BCEPqu6E+C
 gopkg.in/yaml.v3 v3.0.0-20210107192922-496545a6307b h1:h8qDotaEPuJATrMmW04NCwg7v22aHH28wwpauUhK9Oo=
 gopkg.in/yaml.v3 v3.0.0-20210107192922-496545a6307b/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
 honnef.co/go/tools v0.3.3/go.mod h1:jzwdWgg7Jdq75wlfblQxO4neNaFFSvgc1tD5Wv8U0Yw=
+mvdan.cc/gofumpt v0.2.0/go.mod h1:TiGmrf914DAuT6+hDIxOqoDb4QXIzAuEUSXqEf9hGKY=
 rogchap.com/v8go v0.7.0 h1:kgjbiO4zE5itA962ze6Hqmbs4HgZbGzmueCXsZtremg=
 rogchap.com/v8go v0.7.0/go.mod h1:MxgP3pL2MW4dpme/72QRs8sgNMmM0pRc8DPhcuLWPAs=
 src.techknowlogick.com/xgo v1.4.1-0.20220413212431-091a0a22b814/go.mod h1:31CE1YKtDOrKTk9PSnjTpe6YbO6W/0LTYZ1VskL09oU=

framework/afs/afs.go

@@ -41,7 +41,7 @@ func (g *Generator) GenerateFile(fsys genfs.FS, file *genfs.File) error {
 	}
 	state, err := Load(g.injector, g.log, g.module)
 	if err != nil {
-		return fmt.Errorf("framework/afs: unable to load state %w", err)
+		return fmt.Errorf("framework/afs: unable to load state. %w", err)
 	}
 	code, err := Generate(state)
 	if err != nil {

framework/controller/controller.go

@@ -39,7 +39,7 @@ type Generator struct {
 func (g *Generator) GenerateFile(fsys genfs.FS, file *genfs.File) error {
 	state, err := Load(fsys, g.injector, g.module, g.parser)
 	if err != nil {
-		return fmt.Errorf("framework/controller: unable to load. %w", err)
+		return fmt.Errorf("controller: unable to load. %w", err)
 	}
 	code, err := Generate(state)
 	if err != nil {

framework/controller/loader.go

@@ -51,7 +51,7 @@ type loader struct {
 
 // load fn
 func (l *loader) Load() (state *State, err error) {
-	defer l.Recover2(&err, "controller: unable to load")
+	defer l.Recover2(&err, "controller: unable to load state")
 	state = new(State)
 	state.Controller = l.loadController("controller")
 	state.Providers = l.providers.List()
@@ -379,7 +379,7 @@ func (l *loader) loadActionResults(results []*parser.Result) (outputs []*ActionR
 func (l *loader) loadActionResult(order int, result *parser.Result) *ActionResult {
 	def, err := result.Definition()
 	if err != nil {
-		l.Bail(fmt.Errorf("controller: unable to load result definition for %s . %w", result.Type(), err))
+		l.Bail(fmt.Errorf("controller: unable to load result definition for %s. %w", result.Type(), err))
 	}
 	output := new(ActionResult)
 	output.Name = l.loadActionResultName(order, result)

internal/bail/bail.go

@@ -24,7 +24,7 @@ func (s *Struct) Recover2(err *error, prefix string) {
 		if _, ok := e.(bail); !ok {
 			panic(e)
 		}
-		*err = fmt.Errorf(prefix+": %w", s.err)
+		*err = fmt.Errorf(prefix+". %w", s.err)
 	}
 }
 

internal/cli/generate.go

@@ -8,6 +8,8 @@ import (
 	"path/filepath"
 	"strings"
 
+	"github.com/livebud/bud/package/modcache"
+
 	"github.com/livebud/bud/framework"
 	"github.com/livebud/bud/internal/dsync"
 	"github.com/livebud/bud/internal/versions"
@@ -99,9 +101,16 @@ func (c *CLI) Generate(ctx context.Context, in *Generate) (err error) {
 
 	// Sync genfs to the filesystem
 	skips = append(skips, afsSkips...)
+retryAFSSync:
 	log.Debug("syncing afs")
 	if err := dsync.To(genfs, module, "bud", dsync.WithSkip(skips...), dsync.WithLog(log)); err != nil {
-		if !errors.Is(err, fs.ErrNotExist) {
+		if isModuleNotFound(err) {
+			// If the module is not found, run `go mod download` to try and recover
+			if err := c.command(module.Directory(), "go", "mod", "download").Run(); err != nil {
+				return err
+			}
+			goto retryAFSSync
+		} else if !errors.Is(err, fs.ErrNotExist) {
 			return err
 		}
 	}
@@ -149,9 +158,16 @@ func (c *CLI) Generate(ctx context.Context, in *Generate) (err error) {
 
 	// Sync the app files again with the remote filesystem
 	skips = append(skips, appSkips...)
+retryAppSync:
 	log.Debug("syncing app")
 	if err := dsync.To(afsClient, module, "bud", dsync.WithSkip(skips...), dsync.WithLog(log)); err != nil {
-		if !errors.Is(err, fs.ErrNotExist) {
+		if isModuleNotFound(err) {
+			// If the module is not found, run `go mod download` to try and recover
+			if err := c.command(module.Directory(), "go", "mod", "download").Run(); err != nil {
+				return err
+			}
+			goto retryAppSync
+		} else if !errors.Is(err, fs.ErrNotExist) {
 			return err
 		}
 	}
@@ -261,3 +277,8 @@ func needsAppBinary(paths []string) bool {
 	}
 	return false
 }
+
+// We can't use errors.Is, because this error cross the process boundary.
+func isModuleNotFound(err error) bool {
+	return strings.Contains(err.Error(), modcache.ErrModuleNotFound.Error())
+}

internal/errs/errs.go

@@ -4,6 +4,9 @@ package errs
 import (
 	"errors"
 	"fmt"
+	"strings"
+
+	"github.com/livebud/bud/internal/ansi"
 )
 
 // Join multiple errors together into one error
@@ -23,3 +26,22 @@ func Join(errs ...error) error {
 	}
 	return agg
 }
+
+// Format reverses the error order to make the cause come first
+func Format(err error) string {
+	// Most errors in Bud are joined by a period
+	lines := strings.Split(err.Error(), ". ")
+	lineLen := len(lines)
+	stack := make([]string, lineLen)
+	j := lineLen - 1
+	// Reverse the error order
+	for i := 0; i < lineLen; i++ {
+		line := lines[j]
+		if i > 0 {
+			line = "  " + ansi.Dim(line)
+		}
+		stack[i] = line
+		j--
+	}
+	return strings.Join(stack, "\n")
+}

main.go

@@ -6,6 +6,7 @@ import (
 	"os"
 
 	cli "github.com/livebud/bud/internal/cli"
+	"github.com/livebud/bud/internal/errs"
 	"github.com/livebud/bud/internal/once"
 	"github.com/livebud/bud/package/log/console"
 )
@@ -16,7 +17,7 @@ import (
 func main() {
 	ctx := context.Background()
 	if err := run(ctx); err != nil {
-		console.Error(err.Error())
+		console.Error(errs.Format(err))
 		os.Exit(1)
 	}
 	os.Exit(0)

package/gomod/mod.go

@@ -15,9 +15,6 @@ import (
 	"golang.org/x/mod/modfile"
 )
 
-// ErrCantInfer occurs when you can't infer the module path from the $GOPATH.
-var ErrCantInfer = errors.New("mod: unable to infer the module path")
-
 // ErrFileNotFound occurs when no go.mod can be found
 var ErrFileNotFound = fmt.Errorf("unable to find go.mod: %w", fs.ErrNotExist)
 
@@ -51,7 +48,7 @@ func Find(dir string, options ...Option) (*Module, error) {
 func find(opt *option, dir string) (*Module, error) {
 	moduleDir, err := Absolute(dir)
 	if err != nil {
-		return nil, fmt.Errorf("%w in %q", ErrFileNotFound, dir)
+		return nil, fmt.Errorf("module: %q %w", dir, ErrFileNotFound)
 	}
 	modulePath := filepath.Join(moduleDir, "go.mod")
 	moduleData, err := os.ReadFile(modulePath)