Build #5 for hcg-minus-0.12
Package | hcg-minus-0.12 |
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Install | DependencyFailed SG-1.0 |
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Docs | NotTried |
Tests | NotTried |
Time submitted | 2015-11-20 08:58:39.265845 UTC |
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Compiler | ghc-7.10.2 |
OS | linux |
Arch | x86_64 |
Dependencies | colour-2.3.3, base-4.8.1.0, SG-1.0 |
Flags | none |
Code Coverage
No Code Coverage was submitted for this report.
Build log
[view raw]
Resolving dependencies... Configuring colour-2.3.3... Building colour-2.3.3... Preprocessing library colour-2.3.3... [ 1 of 14] Compiling Data.Colour.Matrix ( Data/Colour/Matrix.hs, dist/build/Data/Colour/Matrix.o ) [ 2 of 14] Compiling Data.Colour.Chan ( Data/Colour/Chan.hs, dist/build/Data/Colour/Chan.o ) [ 3 of 14] Compiling Data.Colour.CIE.Chromaticity ( Data/Colour/CIE/Chromaticity.hs, dist/build/Data/Colour/CIE/Chromaticity.o ) [ 4 of 14] Compiling Data.Colour.RGB ( Data/Colour/RGB.hs, dist/build/Data/Colour/RGB.o ) [ 5 of 14] Compiling Data.Colour.RGBSpace.HSL ( Data/Colour/RGBSpace/HSL.hs, dist/build/Data/Colour/RGBSpace/HSL.o ) [ 6 of 14] Compiling Data.Colour.RGBSpace.HSV ( Data/Colour/RGBSpace/HSV.hs, dist/build/Data/Colour/RGBSpace/HSV.o ) [ 7 of 14] Compiling Data.Colour.CIE.Illuminant ( Data/Colour/CIE/Illuminant.hs, dist/build/Data/Colour/CIE/Illuminant.o ) [ 8 of 14] Compiling Data.Colour.Internal ( Data/Colour/Internal.hs, dist/build/Data/Colour/Internal.o ) [ 9 of 14] Compiling Data.Colour.SRGB.Linear ( Data/Colour/SRGB/Linear.hs, dist/build/Data/Colour/SRGB/Linear.o ) [10 of 14] Compiling Data.Colour.RGBSpace ( Data/Colour/RGBSpace.hs, dist/build/Data/Colour/RGBSpace.o ) [11 of 14] Compiling Data.Colour.SRGB ( Data/Colour/SRGB.hs, dist/build/Data/Colour/SRGB.o ) [12 of 14] Compiling Data.Colour ( Data/Colour.hs, dist/build/Data/Colour.o ) [13 of 14] Compiling Data.Colour.CIE ( Data/Colour/CIE.hs, dist/build/Data/Colour/CIE.o ) [14 of 14] Compiling Data.Colour.Names ( Data/Colour/Names.hs, dist/build/Data/Colour/Names.o ) In-place registering colour-2.3.3... Running Haddock for colour-2.3.3... Running hscolour for colour-2.3.3... Preprocessing library colour-2.3.3... Preprocessing library colour-2.3.3... Haddock coverage: 0% ( 0 / 5) in 'Data.Colour.Matrix' Missing documentation for: Module header inverse (Data/Colour/Matrix.hs:29) determinant (Data/Colour/Matrix.hs:35) mult (Data/Colour/Matrix.hs:38) matrixMult (Data/Colour/Matrix.hs:40) 0% ( 0 / 10) in 'Data.Colour.Chan' Missing documentation for: Module header Chan (Data/Colour/Chan.hs:29) empty (Data/Colour/Chan.hs:31) full (Data/Colour/Chan.hs:34) scale (Data/Colour/Chan.hs:37) add (Data/Colour/Chan.hs:40) invert (Data/Colour/Chan.hs:43) over (Data/Colour/Chan.hs:46) convert (Data/Colour/Chan.hs:48) sum (Data/Colour/Chan.hs:51) 50% ( 6 / 12) in 'Data.Colour.CIE.Chromaticity' Missing documentation for: Module header Chromaticity (Data/Colour/CIE/Chromaticity.hs:25) (Data/Colour/CIE/Chromaticity.hs:56) (Data/Colour/CIE/Chromaticity.hs:63) app_prec (Data/Colour/CIE/Chromaticity.hs:74) infix_prec (Data/Colour/CIE/Chromaticity.hs:76) 38% ( 6 / 16) in 'Data.Colour.RGB' Missing documentation for: Module header (Data/Colour/RGB.hs:36) (Data/Colour/RGB.hs:39) (Data/Colour/RGB.hs:59) (Data/Colour/RGB.hs:66) primaryMatrix (Data/Colour/RGB.hs:82) rgb2xyz (Data/Colour/RGB.hs:92) xyz2rgb (Data/Colour/RGB.hs:100) hslsv (Data/Colour/RGB.hs:103) mod1 (Data/Colour/RGB.hs:127) 86% ( 6 / 7) in 'Data.Colour.RGBSpace.HSL' Missing documentation for: Module header 86% ( 6 / 7) in 'Data.Colour.RGBSpace.HSV' Missing documentation for: Module header 100% ( 21 / 21) in 'Data.Colour.CIE.Illuminant' 50% ( 14 / 28) in 'Data.Colour.Internal' Missing documentation for: Module header Red (Data/Colour/Internal.hs:30) Green (Data/Colour/Internal.hs:31) Blue (Data/Colour/Internal.hs:32) black (Data/Colour/Internal.hs:53) (Data/Colour/Internal.hs:56) Alpha (Data/Colour/Internal.hs:65) AffineSpace (Data/Colour/Internal.hs:109) (Data/Colour/Internal.hs:130) (Data/Colour/Internal.hs:136) ColourOps (Data/Colour/Internal.hs:146) (Data/Colour/Internal.hs:156) (Data/Colour/Internal.hs:165) rgbaAdd (Data/Colour/Internal.hs:214) 100% ( 6 / 6) in 'Data.Colour.SRGB.Linear' 83% ( 20 / 24) in 'Data.Colour.RGBSpace' Missing documentation for: primaries (Data/Colour/RGB.hs:55) whitePoint (Data/Colour/RGB.hs:56) gamut (Data/Colour/RGBSpace.hs:121) transferFunction (Data/Colour/RGBSpace.hs:122) 100% ( 14 / 14) in 'Data.Colour.SRGB' 85% ( 17 / 20) in 'Data.Colour' Missing documentation for: black (Data/Colour/Internal.hs:53) AffineSpace (Data/Colour/Internal.hs:109) ColourOps (Data/Colour/Internal.hs:146) 88% ( 15 / 17) in 'Data.Colour.CIE' Missing documentation for: toCIEXYZ (Data/Colour/CIE.hs:65) Chromaticity (Data/Colour/CIE/Chromaticity.hs:25) 1% ( 1 /149) in 'Data.Colour.Names' Missing documentation for: readColourName (Data/Colour/Names.hs:188) aliceblue (Data/Colour/Names.hs:339) antiquewhite (Data/Colour/Names.hs:342) aqua (Data/Colour/Names.hs:345) aquamarine (Data/Colour/Names.hs:348) azure (Data/Colour/Names.hs:351) beige (Data/Colour/Names.hs:354) bisque (Data/Colour/Names.hs:357) black (Data/Colour/Internal.hs:53) blanchedalmond (Data/Colour/Names.hs:362) blue (Data/Colour/Names.hs:365) blueviolet (Data/Colour/Names.hs:368) brown (Data/Colour/Names.hs:371) burlywood (Data/Colour/Names.hs:374) cadetblue (Data/Colour/Names.hs:377) chartreuse (Data/Colour/Names.hs:380) chocolate (Data/Colour/Names.hs:383) coral (Data/Colour/Names.hs:386) cornflowerblue (Data/Colour/Names.hs:389) cornsilk (Data/Colour/Names.hs:392) crimson (Data/Colour/Names.hs:395) cyan (Data/Colour/Names.hs:398) darkblue (Data/Colour/Names.hs:401) darkcyan (Data/Colour/Names.hs:404) darkgoldenrod (Data/Colour/Names.hs:407) darkgray (Data/Colour/Names.hs:410) darkgreen (Data/Colour/Names.hs:413) darkgrey (Data/Colour/Names.hs:416) darkkhaki (Data/Colour/Names.hs:419) darkmagenta (Data/Colour/Names.hs:422) darkolivegreen (Data/Colour/Names.hs:425) darkorange (Data/Colour/Names.hs:428) darkorchid (Data/Colour/Names.hs:431) darkred (Data/Colour/Names.hs:434) darksalmon (Data/Colour/Names.hs:437) darkseagreen (Data/Colour/Names.hs:440) darkslateblue (Data/Colour/Names.hs:443) darkslategray (Data/Colour/Names.hs:446) darkslategrey (Data/Colour/Names.hs:449) darkturquoise (Data/Colour/Names.hs:452) darkviolet (Data/Colour/Names.hs:455) deeppink (Data/Colour/Names.hs:458) deepskyblue (Data/Colour/Names.hs:461) dimgray (Data/Colour/Names.hs:464) dimgrey (Data/Colour/Names.hs:467) dodgerblue (Data/Colour/Names.hs:470) firebrick (Data/Colour/Names.hs:473) floralwhite (Data/Colour/Names.hs:476) forestgreen (Data/Colour/Names.hs:479) fuchsia (Data/Colour/Names.hs:482) gainsboro (Data/Colour/Names.hs:485) ghostwhite (Data/Colour/Names.hs:488) gold (Data/Colour/Names.hs:491) goldenrod (Data/Colour/Names.hs:494) gray (Data/Colour/Names.hs:497) grey (Data/Colour/Names.hs:500) green (Data/Colour/Names.hs:503) greenyellow (Data/Colour/Names.hs:506) honeydew (Data/Colour/Names.hs:509) hotpink (Data/Colour/Names.hs:512) indianred (Data/Colour/Names.hs:515) indigo (Data/Colour/Names.hs:518) ivory (Data/Colour/Names.hs:521) khaki (Data/Colour/Names.hs:524) lavender (Data/Colour/Names.hs:527) lavenderblush (Data/Colour/Names.hs:530) lawngreen (Data/Colour/Names.hs:533) lemonchiffon (Data/Colour/Names.hs:536) lightblue (Data/Colour/Names.hs:539) lightcoral (Data/Colour/Names.hs:542) lightcyan (Data/Colour/Names.hs:545) lightgoldenrodyellow (Data/Colour/Names.hs:548) lightgray (Data/Colour/Names.hs:551) lightgreen (Data/Colour/Names.hs:554) lightgrey (Data/Colour/Names.hs:557) lightpink (Data/Colour/Names.hs:560) lightsalmon (Data/Colour/Names.hs:563) lightseagreen (Data/Colour/Names.hs:566) lightskyblue (Data/Colour/Names.hs:569) lightslategray (Data/Colour/Names.hs:572) lightslategrey (Data/Colour/Names.hs:575) lightsteelblue (Data/Colour/Names.hs:578) lightyellow (Data/Colour/Names.hs:581) lime (Data/Colour/Names.hs:584) limegreen (Data/Colour/Names.hs:587) linen (Data/Colour/Names.hs:590) magenta (Data/Colour/Names.hs:593) maroon (Data/Colour/Names.hs:596) mediumaquamarine (Data/Colour/Names.hs:599) mediumblue (Data/Colour/Names.hs:602) mediumorchid (Data/Colour/Names.hs:605) mediumpurple (Data/Colour/Names.hs:608) mediumseagreen (Data/Colour/Names.hs:611) mediumslateblue (Data/Colour/Names.hs:614) mediumspringgreen (Data/Colour/Names.hs:617) mediumturquoise (Data/Colour/Names.hs:620) mediumvioletred (Data/Colour/Names.hs:623) midnightblue (Data/Colour/Names.hs:626) mintcream (Data/Colour/Names.hs:629) mistyrose (Data/Colour/Names.hs:632) moccasin (Data/Colour/Names.hs:635) navajowhite (Data/Colour/Names.hs:638) navy (Data/Colour/Names.hs:641) oldlace (Data/Colour/Names.hs:644) olive (Data/Colour/Names.hs:647) olivedrab (Data/Colour/Names.hs:650) orange (Data/Colour/Names.hs:653) orangered (Data/Colour/Names.hs:656) orchid (Data/Colour/Names.hs:659) palegoldenrod (Data/Colour/Names.hs:662) palegreen (Data/Colour/Names.hs:665) paleturquoise (Data/Colour/Names.hs:668) palevioletred (Data/Colour/Names.hs:671) papayawhip (Data/Colour/Names.hs:674) peachpuff (Data/Colour/Names.hs:677) peru (Data/Colour/Names.hs:680) pink (Data/Colour/Names.hs:683) plum (Data/Colour/Names.hs:686) powderblue (Data/Colour/Names.hs:689) purple (Data/Colour/Names.hs:692) red (Data/Colour/Names.hs:695) rosybrown (Data/Colour/Names.hs:698) royalblue (Data/Colour/Names.hs:701) saddlebrown (Data/Colour/Names.hs:704) salmon (Data/Colour/Names.hs:707) sandybrown (Data/Colour/Names.hs:710) seagreen (Data/Colour/Names.hs:713) seashell (Data/Colour/Names.hs:716) sienna (Data/Colour/Names.hs:719) silver (Data/Colour/Names.hs:722) skyblue (Data/Colour/Names.hs:725) slateblue (Data/Colour/Names.hs:728) slategray (Data/Colour/Names.hs:731) slategrey (Data/Colour/Names.hs:734) snow (Data/Colour/Names.hs:737) springgreen (Data/Colour/Names.hs:740) steelblue (Data/Colour/Names.hs:743) tan (Data/Colour/Names.hs:746) teal (Data/Colour/Names.hs:749) thistle (Data/Colour/Names.hs:752) tomato (Data/Colour/Names.hs:755) turquoise (Data/Colour/Names.hs:758) violet (Data/Colour/Names.hs:761) wheat (Data/Colour/Names.hs:764) white (Data/Colour/Names.hs:767) whitesmoke (Data/Colour/Names.hs:770) yellow (Data/Colour/Names.hs:773) yellowgreen (Data/Colour/Names.hs:776) Documentation created: dist/doc/html/colour/index.html, dist/doc/html/colour/colour.txt Creating package registration file: /tmp/pkgConf-colour-2.3278722862233665123.3 Installing library in /home/builder/hackage-server/build-cache/tmp-install/lib/x86_64-linux-ghc-7.10.2/colour-2.3.3-4TwxYYIWlRc4y14QiEhTww Registering colour-2.3.3... Installed colour-2.3.3 Configuring mtl-2.2.1... Building mtl-2.2.1... Preprocessing library mtl-2.2.1... [ 1 of 22] Compiling Control.Monad.Writer.Class ( Control/Monad/Writer/Class.hs, dist/build/Control/Monad/Writer/Class.o ) [ 2 of 22] Compiling Control.Monad.State.Class ( Control/Monad/State/Class.hs, dist/build/Control/Monad/State/Class.o ) [ 3 of 22] Compiling Control.Monad.Reader.Class ( Control/Monad/Reader/Class.hs, dist/build/Control/Monad/Reader/Class.o ) [ 4 of 22] Compiling Control.Monad.RWS.Class ( Control/Monad/RWS/Class.hs, dist/build/Control/Monad/RWS/Class.o ) [ 5 of 22] Compiling Control.Monad.Identity ( Control/Monad/Identity.hs, dist/build/Control/Monad/Identity.o ) [ 6 of 22] Compiling Control.Monad.Error.Class ( Control/Monad/Error/Class.hs, dist/build/Control/Monad/Error/Class.o ) [ 7 of 22] Compiling Control.Monad.Cont.Class ( Control/Monad/Cont/Class.hs, dist/build/Control/Monad/Cont/Class.o ) [ 8 of 22] Compiling Control.Monad.Trans ( Control/Monad/Trans.hs, dist/build/Control/Monad/Trans.o ) [ 9 of 22] Compiling Control.Monad.Error ( Control/Monad/Error.hs, dist/build/Control/Monad/Error.o ) [10 of 22] Compiling Control.Monad.Except ( Control/Monad/Except.hs, dist/build/Control/Monad/Except.o ) [11 of 22] Compiling Control.Monad.List ( Control/Monad/List.hs, dist/build/Control/Monad/List.o ) [12 of 22] Compiling Control.Monad.RWS.Lazy ( Control/Monad/RWS/Lazy.hs, dist/build/Control/Monad/RWS/Lazy.o ) [13 of 22] Compiling Control.Monad.RWS ( Control/Monad/RWS.hs, dist/build/Control/Monad/RWS.o ) [14 of 22] Compiling Control.Monad.Reader ( Control/Monad/Reader.hs, dist/build/Control/Monad/Reader.o ) [15 of 22] Compiling Control.Monad.RWS.Strict ( Control/Monad/RWS/Strict.hs, dist/build/Control/Monad/RWS/Strict.o ) [16 of 22] Compiling Control.Monad.State.Lazy ( Control/Monad/State/Lazy.hs, dist/build/Control/Monad/State/Lazy.o ) [17 of 22] Compiling Control.Monad.State ( Control/Monad/State.hs, dist/build/Control/Monad/State.o ) [18 of 22] Compiling Control.Monad.State.Strict ( Control/Monad/State/Strict.hs, dist/build/Control/Monad/State/Strict.o ) [19 of 22] Compiling Control.Monad.Writer.Lazy ( Control/Monad/Writer/Lazy.hs, dist/build/Control/Monad/Writer/Lazy.o ) [20 of 22] Compiling Control.Monad.Writer ( Control/Monad/Writer.hs, dist/build/Control/Monad/Writer.o ) [21 of 22] Compiling Control.Monad.Writer.Strict ( Control/Monad/Writer/Strict.hs, dist/build/Control/Monad/Writer/Strict.o ) [22 of 22] Compiling Control.Monad.Cont ( Control/Monad/Cont.hs, dist/build/Control/Monad/Cont.o ) In-place registering mtl-2.2.1... Running Haddock for mtl-2.2.1... Running hscolour for mtl-2.2.1... Preprocessing library mtl-2.2.1... Preprocessing library mtl-2.2.1... Haddock coverage: 75% ( 3 / 4) in 'Control.Monad.Writer.Class' Missing documentation for: MonadWriter (Control/Monad/Writer/Class.hs:62) 100% ( 5 / 5) in 'Control.Monad.State.Class' 100% ( 3 / 3) in 'Control.Monad.Reader.Class' 80% ( 4 / 5) in 'Control.Monad.RWS.Class' Missing documentation for: MonadRWS (Control/Monad/RWS/Class.hs:44) 100% ( 4 / 4) in 'Control.Monad.Identity' 100% ( 3 / 3) in 'Control.Monad.Error.Class' 50% ( 1 / 2) in 'Control.Monad.Cont.Class' Missing documentation for: MonadCont (Control/Monad/Cont/Class.hs:73) 100% ( 3 / 3) in 'Control.Monad.Trans' 93% ( 14 / 15) in 'Control.Monad.Error' Missing documentation for: runErrorT 100% ( 19 / 19) in 'Control.Monad.Except' 100% ( 5 / 5) in 'Control.Monad.List' 95% ( 21 / 22) in 'Control.Monad.RWS.Lazy' Missing documentation for: runRWST 100% ( 2 / 2) in 'Control.Monad.RWS' 96% ( 22 / 23) in 'Control.Monad.Reader' Missing documentation for: runReaderT 95% ( 21 / 22) in 'Control.Monad.RWS.Strict' Missing documentation for: runRWST 96% ( 24 / 25) in 'Control.Monad.State.Lazy' Missing documentation for: runStateT 100% ( 2 / 2) in 'Control.Monad.State' 96% ( 24 / 25) in 'Control.Monad.State.Strict' Missing documentation for: runStateT 89% ( 17 / 19) in 'Control.Monad.Writer.Lazy' Missing documentation for: MonadWriter (Control/Monad/Writer/Class.hs:62) runWriterT 100% ( 2 / 2) in 'Control.Monad.Writer' 94% ( 17 / 18) in 'Control.Monad.Writer.Strict' Missing documentation for: MonadWriter (Control/Monad/Writer/Class.hs:62) 91% ( 20 / 22) in 'Control.Monad.Cont' Missing documentation for: MonadCont (Control/Monad/Cont/Class.hs:73) runContT Documentation created: dist/doc/html/mtl/index.html, dist/doc/html/mtl/mtl.txt Creating package registration file: /tmp/pkgConf-mtl-2.214472676051369321801.1 Installing library in /home/builder/hackage-server/build-cache/tmp-install/lib/x86_64-linux-ghc-7.10.2/mtl-2.2.1-KMpng31YRYc5JfMWFZ3FCU Registering mtl-2.2.1... Installed mtl-2.2.1 Configuring SG-1.0... Building SG-1.0... Preprocessing library SG-1.0... [1 of 8] Compiling Data.SG.Vector ( Data/SG/Vector.hs, dist/build/Data/SG/Vector.o ) Data/SG/Vector.hs:56:1: Warning: The import of ‘Foldable’ from module ‘Data.Foldable’ is redundant [2 of 8] Compiling Data.SG.Vector.Basic ( Data/SG/Vector/Basic.hs, dist/build/Data/SG/Vector/Basic.o ) Data/SG/Vector/Basic.hs:50:1: Warning: The import of ‘Data.Foldable’ is redundant except perhaps to import instances from ‘Data.Foldable’ To import instances alone, use: import Data.Foldable() [3 of 8] Compiling Data.SG.Geometry ( Data/SG/Geometry.hs, dist/build/Data/SG/Geometry.o ) Data/SG/Geometry.hs:64:13: Could not deduce (Eq a) arising from a use of ‘+’ from the context (Num a) bound by the type signature for plusDir :: Num a => Pair a -> Pair a -> Pair a at Data/SG/Geometry.hs:64:3-9 Possible fix: add (Eq a) to the context of the type signature for plusDir :: Num a => Pair a -> Pair a -> Pair a In the expression: (+) In an equation for ‘plusDir’: plusDir = (+) In the instance declaration for ‘Geometry Pair Pair LinePair’ Data/SG/Geometry.hs:65:12: Could not deduce (Eq a) arising from a use of ‘-’ from the context (Num a) bound by the type signature for fromPt :: Num a => Pair a -> Pair a -> Pair a at Data/SG/Geometry.hs:65:3-8 Possible fix: add (Eq a) to the context of the type signature for fromPt :: Num a => Pair a -> Pair a -> Pair a In the expression: (-) In an equation for ‘fromPt’: fromPt = (-) In the instance declaration for ‘Geometry Pair Pair LinePair’ Data/SG/Geometry.hs:70:13: Could not deduce (Eq a) arising from a use of ‘+’ from the context (Num a) bound by the type signature for plusDir :: Num a => Triple a -> Triple a -> Triple a at Data/SG/Geometry.hs:70:3-9 Possible fix: add (Eq a) to the context of the type signature for plusDir :: Num a => Triple a -> Triple a -> Triple a In the expression: (+) In an equation for ‘plusDir’: plusDir = (+) In the instance declaration for ‘Geometry Triple Triple LineTriple’ Data/SG/Geometry.hs:71:12: Could not deduce (Eq a) arising from a use of ‘-’ from the context (Num a) bound by the type signature for fromPt :: Num a => Triple a -> Triple a -> Triple a at Data/SG/Geometry.hs:71:3-8 Possible fix: add (Eq a) to the context of the type signature for fromPt :: Num a => Triple a -> Triple a -> Triple a In the expression: (-) In an equation for ‘fromPt’: fromPt = (-) In the instance declaration for ‘Geometry Triple Triple LineTriple’ Data/SG/Geometry.hs:164:8: Could not deduce (Eq a) arising from a use of ‘==’ from the context (Geometry rel pt ln, Coord2 rel, Coord2 pt, Fractional a) bound by the type signature for valueAtX :: (Geometry rel pt ln, Coord2 rel, Coord2 pt, Fractional a) => ln a -> a -> Maybe a at Data/SG/Geometry.hs:(161,13)-(162,25) Possible fix: add (Eq a) to the context of the type signature for valueAtX :: (Geometry rel pt ln, Coord2 rel, Coord2 pt, Fractional a) => ln a -> a -> Maybe a In the expression: xd == 0 In a stmt of a pattern guard for an equation for ‘valueAtX’: xd == 0 In an equation for ‘valueAtX’: valueAtX l tgt | xd == 0 = Nothing | otherwise = let t = (tgt - x) / xd in Just t where x = getX $ getLineStart l xd = getX $ getLineDir l Data/SG/Geometry.hs:177:8: Could not deduce (Eq a) arising from a use of ‘==’ from the context (Geometry rel pt ln, Coord2 rel, Coord2 pt, Fractional a) bound by the type signature for valueAtY :: (Geometry rel pt ln, Coord2 rel, Coord2 pt, Fractional a) => ln a -> a -> Maybe a at Data/SG/Geometry.hs:(174,13)-(175,25) Possible fix: add (Eq a) to the context of the type signature for valueAtY :: (Geometry rel pt ln, Coord2 rel, Coord2 pt, Fractional a) => ln a -> a -> Maybe a In the expression: yd == 0 In a stmt of a pattern guard for an equation for ‘valueAtY’: yd == 0 In an equation for ‘valueAtY’: valueAtY l tgt | yd == 0 = Nothing | otherwise = let t = (tgt - y) / yd in Just t where y = getY $ getLineStart l yd = getY $ getLineDir l Data/SG/Geometry.hs:190:8: Could not deduce (Eq a) arising from a use of ‘==’ from the context (Geometry rel pt ln, Coord3 rel, Coord3 pt, Fractional a) bound by the type signature for valueAtZ :: (Geometry rel pt ln, Coord3 rel, Coord3 pt, Fractional a) => ln a -> a -> Maybe a at Data/SG/Geometry.hs:(187,13)-(188,25) Possible fix: add (Eq a) to the context of the type signature for valueAtZ :: (Geometry rel pt ln, Coord3 rel, Coord3 pt, Fractional a) => ln a -> a -> Maybe a In the expression: zd == 0 In a stmt of a pattern guard for an equation for ‘valueAtZ’: zd == 0 In an equation for ‘valueAtZ’: valueAtZ l tgt | zd == 0 = Nothing | otherwise = let t = (tgt - z) / zd in Just t where z = getZ $ getLineStart l zd = getZ $ getLineDir l Failed to install SG-1.0 cabal: Error: some packages failed to install: SG-1.0 failed during the building phase. The exception was: ExitFailure 1 hcg-minus-0.12 depends on SG-1.0 which failed to install.
Test log
No test log was submitted for this report.