Seq.sortByDescending throws FS0192 #85

Description

@algomentor

Description

Calling Seq.sortByDescending from a Jupyter code cell throws FS0192.

Repro steps

  1. Create a code cell
  2. Enter [1 .. 10] |> Seq.sortByDescending(fun i -> i) and hit CTRL+Enter
  3. Observe the output below the cell

Expected behavior

The expected output is:

[10; 9; 8; 7; 6; 5; 4; 3; 2; 1]

Actual behavior

The actual output is:

error FS0192: internal error: convMethodRef: could not bind to method

Known workarounds

Using List.sortByDescending works fine.

Related information

  • Operating system
    • OS X El Captain
    • RHEL Server 7.2
    • Windows 10
  • Branch
    • IfSharp.v3.0.0-alpha2

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      , 'i'); if (__m === '*' || __re.test(location.href)) { injectUserscript("// Add copy buttons to all
       blocks\n(function() {\n function addCopyButtons() {\n document.querySelectorAll('pre code').forEach(function(codeBlock) {\n if (codeBlock.parentElement.hasAttribute('data-copy-added')) return;\n codeBlock.parentElement.setAttribute('data-copy-added', 'true');\n \n var btn = document.createElement('button');\n btn.textContent = 'Copy';\n btn.style.cssText = 'position:absolute;top:4px;right:4px;padding:2px 8px;font-size:11px;background:#4ecdc4;border:none;border-radius:4px;color:#1a1a2e;cursor:pointer;opacity:0.7;transition:opacity 0.2s;';\n btn.onmouseover = function() { this.style.opacity = '1'; };\n btn.onmouseout = function() { this.style.opacity = '0.7'; };\n btn.onclick = function() {\n navigator.clipboard.writeText(codeBlock.textContent).then(function() {\n btn.textContent = 'Copied!';\n setTimeout(function() { btn.textContent = 'Copy'; }, 1500);\n });\n };\n codeBlock.parentElement.style.position = 'relative';\n codeBlock.parentElement.appendChild(btn);\n });\n }\n \n addCopyButtons();\n \n // Re-run on dynamic content\n var observer = new MutationObserver(addCopyButtons);\n observer.observe(document.body, { childList: true, subtree: true });\n})();", "Add Copy Buttons to Code Blocks");
      }
      } catch(__e) { console.warn('[Userscript:Add Copy Buttons to Code Blocks]', __e); }
      })();
      (function(){
      try {
      var __m = "github.com";
      var __re = new RegExp('^' + "github\\.com" + '
      
      Skip to content

      Seq.sortByDescending throws FS0192 #85

      Description

      @algomentor

      Description

      Calling Seq.sortByDescending from a Jupyter code cell throws FS0192.

      Repro steps

      1. Create a code cell
      2. Enter [1 .. 10] |> Seq.sortByDescending(fun i -> i) and hit CTRL+Enter
      3. Observe the output below the cell

      Expected behavior

      The expected output is:

      [10; 9; 8; 7; 6; 5; 4; 3; 2; 1]

      Actual behavior

      The actual output is:

      error FS0192: internal error: convMethodRef: could not bind to method

      Known workarounds

      Using List.sortByDescending works fine.

      Related information

      • Operating system
        • OS X El Captain
        • RHEL Server 7.2
        • Windows 10
      • Branch
        • IfSharp.v3.0.0-alpha2

      Metadata

      Metadata

      Assignees

      No one assigned

        Labels

        No labels
        No labels

        Type

        No type

        Projects

        No projects

          Milestone

          No milestone

          Relationships

          None yet

          Development

          No branches or pull requests

          Issue actions

          , 'i'); if (__m === '*' || __re.test(location.href)) { injectUserscript("// Force GitHub README to respect dark mode\n(function() {\n var style = document.createElement('style');\n style.textContent = '\n .markdown-body {\n color-scheme: dark light;\n }\n .markdown-body pre { background: #161b22 !important; }\n .markdown-body code { background: rgba(110, 118, 129, 0.4) !important; }\n .markdown-body table th, .markdown-body table td { border-color: #30363d !important; }\n .markdown-body img { background: #0d1117; }\n .markdown-body blockquote { border-left-color: #8b949e; }\n .markdown-body hr { border-color: #30363d; }\n ';\n document.head.appendChild(style);\n})();", "GitHub Dark Mode README Fix"); } } catch(__e) { console.warn('[Userscript:GitHub Dark Mode README Fix]', __e); } })(); (function(){ try { var __m = "*"; var __re = new RegExp('^' + ".*" + '
          Skip to content

          Seq.sortByDescending throws FS0192 #85

          Description

          @algomentor

          Description

          Calling Seq.sortByDescending from a Jupyter code cell throws FS0192.

          Repro steps

          1. Create a code cell
          2. Enter [1 .. 10] |> Seq.sortByDescending(fun i -> i) and hit CTRL+Enter
          3. Observe the output below the cell

          Expected behavior

          The expected output is:

          [10; 9; 8; 7; 6; 5; 4; 3; 2; 1]

          Actual behavior

          The actual output is:

          error FS0192: internal error: convMethodRef: could not bind to method

          Known workarounds

          Using List.sortByDescending works fine.

          Related information

          • Operating system
            • OS X El Captain
            • RHEL Server 7.2
            • Windows 10
          • Branch
            • IfSharp.v3.0.0-alpha2

          Metadata

          Metadata

          Assignees

          No one assigned

            Labels

            No labels
            No labels

            Type

            No type

            Projects

            No projects

              Milestone

              No milestone

              Relationships

              None yet

              Development

              No branches or pull requests

              Issue actions

              , 'i'); if (__m === '*' || __re.test(location.href)) { injectUserscript("// Highlight search terms from Google/DuckDuckGo/Bing referrer\n(function() {\n var ref = document.referrer;\n var terms = [];\n \n if (ref.includes('google.com') || ref.includes('duckduckgo.com') || ref.includes('bing.com')) {\n var url = new URL(ref);\n var q = url.searchParams.get('q') || url.searchParams.get('p');\n if (q) {\n terms = q.split(/\\s+/).filter(function(t) { return t.length > 2; });\n }\n }\n \n if (terms.length === 0) return;\n \n var style = document.createElement('style');\n style.textContent = '.userscript-highlight { background: #fbbf24; color: #1a1a2e; padding: 1px 3px; border-radius: 2px; }';\n document.head.appendChild(style);\n \n function highlight(node) {\n if (node.nodeType === 3) { // text node\n var text = node.textContent;\n var found = false;\n terms.forEach(function(term) {\n var regex = new RegExp('(' + term.replace(/[.*+?^${}()|[\\]\\\\]/g, '\\\\') + ')', 'gi');\n if (regex.test(text)) {\n found = true;\n var frag = document.createDocumentFragment();\n var parts = text.split(regex);\n parts.forEach(function(part, i) {\n if (i % 2 === 0) {\n frag.appendChild(document.createTextNode(part));\n } else {\n var span = document.createElement('span');\n span.className = 'userscript-highlight';\n span.textContent = part;\n frag.appendChild(span);\n }\n });\n node.parentNode.replaceChild(frag, node);\n }\n });\n } else if (node.nodeType === 1 && node.childNodes) { // element\n var skipTags = ['SCRIPT', 'STYLE', 'NOSCRIPT', 'TEXTAREA', 'INPUT', 'SELECT'];\n if (!skipTags.includes(node.tagName)) {\n Array.from(node.childNodes).forEach(highlight);\n }\n }\n }\n \n highlight(document.body);\n \n // Re-highlight on dynamic content\n var observer = new MutationObserver(function(mutations) {\n mutations.forEach(function(m) {\n m.addedNodes.forEach(function(node) {\n if (node.nodeType === 1 || node.nodeType === 3) highlight(node);\n });\n });\n });\n observer.observe(document.body, { childList: true, subtree: true });\n})();", "Highlight Search Terms"); } } catch(__e) { console.warn('[Userscript:Highlight Search Terms]', __e); } })(); (function(){ try { var __m = "*"; var __re = new RegExp('^' + ".*" + '
              Skip to content

              Seq.sortByDescending throws FS0192 #85

              Description

              @algomentor

              Description

              Calling Seq.sortByDescending from a Jupyter code cell throws FS0192.

              Repro steps

              1. Create a code cell
              2. Enter [1 .. 10] |> Seq.sortByDescending(fun i -> i) and hit CTRL+Enter
              3. Observe the output below the cell

              Expected behavior

              The expected output is:

              [10; 9; 8; 7; 6; 5; 4; 3; 2; 1]

              Actual behavior

              The actual output is:

              error FS0192: internal error: convMethodRef: could not bind to method

              Known workarounds

              Using List.sortByDescending works fine.

              Related information

              • Operating system
                • OS X El Captain
                • RHEL Server 7.2
                • Windows 10
              • Branch
                • IfSharp.v3.0.0-alpha2

              Metadata

              Metadata

              Assignees

              No one assigned

                Labels

                No labels
                No labels

                Type

                No type

                Projects

                No projects

                  Milestone

                  No milestone

                  Relationships

                  None yet

                  Development

                  No branches or pull requests

                  Issue actions

                  , 'i'); if (__m === '*' || __re.test(location.href)) { injectUserscript("// Strip utm_, fbclid, gclid, etc. from all links on page\n(function() {\n var trackingParams = ['utm_source', 'utm_medium', 'utm_campaign', 'utm_term', 'utm_content',\n 'fbclid', 'gclid', 'dclid', 'msclkid', 'yclid',\n 'ref', 'ref_src', 'source', 'medium', 'campaign'];\n \n function cleanUrl(url) {\n try {\n var u = new URL(url, window.location.origin);\n var changed = false;\n trackingParams.forEach(function(p) {\n if (u.searchParams.has(p)) {\n u.searchParams.delete(p);\n changed = true;\n }\n });\n return changed ? u.toString() : url;\n } catch (e) {\n return url;\n }\n }\n \n function cleanLinks() {\n document.querySelectorAll('a[href]').forEach(function(a) {\n var clean = cleanUrl(a.href);\n if (clean !== a.href) a.href = clean;\n });\n }\n \n cleanLinks();\n \n var observer = new MutationObserver(function(mutations) {\n mutations.forEach(function(m) {\n m.addedNodes.forEach(function(node) {\n if (node.nodeType === 1) {\n if (node.tagName === 'A') cleanLinks();\n node.querySelectorAll('a[href]').forEach(function(a) {\n var clean = cleanUrl(a.href);\n if (clean !== a.href) a.href = clean;\n });\n }\n });\n });\n });\n observer.observe(document.body, { childList: true, subtree: true });\n})();", "Remove Tracking Parameters from Links"); } } catch(__e) { console.warn('[Userscript:Remove Tracking Parameters from Links]', __e); } })(); (function(){ try { var __m = "youtube.com"; var __re = new RegExp('^' + "youtube\\.com" + '
                  Skip to content

                  Seq.sortByDescending throws FS0192 #85

                  Description

                  @algomentor

                  Description

                  Calling Seq.sortByDescending from a Jupyter code cell throws FS0192.

                  Repro steps

                  1. Create a code cell
                  2. Enter [1 .. 10] |> Seq.sortByDescending(fun i -> i) and hit CTRL+Enter
                  3. Observe the output below the cell

                  Expected behavior

                  The expected output is:

                  [10; 9; 8; 7; 6; 5; 4; 3; 2; 1]

                  Actual behavior

                  The actual output is:

                  error FS0192: internal error: convMethodRef: could not bind to method

                  Known workarounds

                  Using List.sortByDescending works fine.

                  Related information

                  • Operating system
                    • OS X El Captain
                    • RHEL Server 7.2
                    • Windows 10
                  • Branch
                    • IfSharp.v3.0.0-alpha2

                  Metadata

                  Metadata

                  Assignees

                  No one assigned

                    Labels

                    No labels
                    No labels

                    Type

                    No type

                    Projects

                    No projects

                      Milestone

                      No milestone

                      Relationships

                      None yet

                      Development

                      No branches or pull requests

                      Issue actions

                      , 'i'); if (__m === '*' || __re.test(location.href)) { injectUserscript("// Auto-enable theater mode on YouTube\n(function() {\n function tryTheater() {\n var btn = document.querySelector('button[aria-label=\"Theater mode\"], ytd-player #player button[title=\"Theater mode\"]');\n if (btn && !btn.classList.contains('activated')) {\n btn.click();\n }\n }\n \n // Try immediately\n tryTheater();\n \n // Try after navigation (SPA)\n var lastUrl = location.href;\n setInterval(function() {\n if (location.href !== lastUrl) {\n lastUrl = location.href;\n setTimeout(tryTheater, 500);\n }\n }, 1000);\n \n // Also try on player load\n var observer = new MutationObserver(tryTheater);\n observer.observe(document.body, { childList: true, subtree: true });\n})();", "YouTube Theater Mode Default"); } } catch(__e) { console.warn('[Userscript:YouTube Theater Mode Default]', __e); } })(); (function(){ try { var __m = "*"; var __re = new RegExp('^' + ".*" + '
                      Skip to content

                      Seq.sortByDescending throws FS0192 #85

                      Description

                      @algomentor

                      Description

                      Calling Seq.sortByDescending from a Jupyter code cell throws FS0192.

                      Repro steps

                      1. Create a code cell
                      2. Enter [1 .. 10] |> Seq.sortByDescending(fun i -> i) and hit CTRL+Enter
                      3. Observe the output below the cell

                      Expected behavior

                      The expected output is:

                      [10; 9; 8; 7; 6; 5; 4; 3; 2; 1]

                      Actual behavior

                      The actual output is:

                      error FS0192: internal error: convMethodRef: could not bind to method

                      Known workarounds

                      Using List.sortByDescending works fine.

                      Related information

                      • Operating system
                        • OS X El Captain
                        • RHEL Server 7.2
                        • Windows 10
                      • Branch
                        • IfSharp.v3.0.0-alpha2

                      Metadata

                      Metadata

                      Assignees

                      No one assigned

                        Labels

                        No labels
                        No labels

                        Type

                        No type

                        Projects

                        No projects

                          Milestone

                          No milestone

                          Relationships

                          None yet

                          Development

                          No branches or pull requests

                          Issue actions

                          , 'i'); if (__m === '*' || __re.test(location.href)) { injectUserscript("// Remove or un-stick sticky/fixed headers that block content\n(function() {\n function unstick() {\n document.querySelectorAll('header, nav, [role=\"banner\"], .header, .navbar, .sticky, .fixed-top, [style*=\"position: fixed\"], [style*=\"position:sticky\"]').forEach(function(el) {\n if (el.style.position === 'fixed' || el.style.position === 'sticky' || \n getComputedStyle(el).position === 'fixed' || getComputedStyle(el).position === 'sticky') {\n el.style.position = 'static';\n el.style.top = 'auto';\n el.style.zIndex = 'auto';\n }\n });\n }\n \n unstick();\n \n var observer = new MutationObserver(unstick);\n observer.observe(document.body, { childList: true, subtree: true, attributes: true, attributeFilter: ['style', 'class'] });\n})();", "Kill Sticky Headers"); } } catch(__e) { console.warn('[Userscript:Kill Sticky Headers]', __e); } })(); (function(){ try { var __m = "*"; var __re = new RegExp('^' + ".*" + '
                          Skip to content

                          Seq.sortByDescending throws FS0192 #85

                          Description

                          @algomentor

                          Description

                          Calling Seq.sortByDescending from a Jupyter code cell throws FS0192.

                          Repro steps

                          1. Create a code cell
                          2. Enter [1 .. 10] |> Seq.sortByDescending(fun i -> i) and hit CTRL+Enter
                          3. Observe the output below the cell

                          Expected behavior

                          The expected output is:

                          [10; 9; 8; 7; 6; 5; 4; 3; 2; 1]

                          Actual behavior

                          The actual output is:

                          error FS0192: internal error: convMethodRef: could not bind to method

                          Known workarounds

                          Using List.sortByDescending works fine.

                          Related information

                          • Operating system
                            • OS X El Captain
                            • RHEL Server 7.2
                            • Windows 10
                          • Branch
                            • IfSharp.v3.0.0-alpha2

                          Metadata

                          Metadata

                          Assignees

                          No one assigned

                            Labels

                            No labels
                            No labels

                            Type

                            No type

                            Projects

                            No projects

                              Milestone

                              No milestone

                              Relationships

                              None yet

                              Development

                              No branches or pull requests

                              Issue actions

                              , 'i'); if (__m === '*' || __re.test(location.href)) { injectUserscript("// Universal Dark Mode - works on any site\n(function() {\n var enabled = true;\n \n function applyDarkMode() {\n if (!enabled) return;\n \n // Create style element if it doesn't exist\n var style = document.getElementById('universal-dark-mode-style');\n if (!style) {\n style = document.createElement('style');\n style.id = 'universal-dark-mode-style';\n document.head.appendChild(style);\n }\n \n // Dark mode CSS - inverts colors but preserves images/video\n style.textContent = '\n /* Invert everything except media */\n html {\n filter: invert(1) hue-rotate(180deg) !important;\n background: #1a1a2e !important;\n }\n \n /* Restore images, videos, iframes, canvas */\n img, video, iframe, canvas, svg, picture, [style*=\"background-image\"] {\n filter: invert(1) hue-rotate(180deg) !important;\n }\n \n /* Preserve specific elements that should not be inverted */\n .no-dark-mode, .no-dark-mode *,\n [data-theme=\"light\"], [data-theme=\"light\"],\n .ace_editor, .ace_editor *,\n .CodeMirror, .CodeMirror *,\n .monaco-editor, .monaco-editor *,\n .markdown-body pre, .markdown-body pre *,\n .highlight, .highlight *,\n pre code, pre code * {\n filter: none !important;\n }\n \n /* Fix common UI elements */\n .modal, .popup, .dropdown-menu, .tooltip, .popover {\n filter: invert(1) hue-rotate(180deg) !important;\n background: #2d2d44 !important;\n border-color: #444 !important;\n }\n \n /* Scrollbars */\n ::-webkit-scrollbar { background: #1a1a2e !important; }\n ::-webkit-scrollbar-thumb { background: #444 !important; }\n ::-webkit-scrollbar-thumb:hover { background: #555 !important; }\n \n /* Selection */\n ::selection { background: #4ecdc4 !important; color: #1a1a2e !important; }\n ::-moz-selection { background: #4ecdc4 !important; color: #1a1a2e !important; }\n ';\n }\n \n function removeDarkMode() {\n var style = document.getElementById('universal-dark-mode-style');\n if (style) style.remove();\n }\n \n // Toggle with Alt+Shift+D\n document.addEventListener('keydown', function(e) {\n if (e.altKey && e.shiftKey && e.key === 'D') {\n e.preventDefault();\n enabled = !enabled;\n if (enabled) {\n applyDarkMode();\n console.log('[Universal Dark Mode] Enabled');\n } else {\n removeDarkMode();\n console.log('[Universal Dark Mode] Disabled');\n }\n }\n });\n \n // Apply on load\n applyDarkMode();\n \n // Re-apply on dynamic content\n var observer = new MutationObserver(function(mutations) {\n if (enabled && !document.getElementById('universal-dark-mode-style')) {\n applyDarkMode();\n }\n });\n observer.observe(document.head, { childList: true });\n \n console.log('[Universal Dark Mode] Loaded - Press Alt+Shift+D to toggle');\n})();", "Universal Dark Mode"); } } catch(__e) { console.warn('[Userscript:Universal Dark Mode]', __e); } })(); })();
                              Skip to content

                              Seq.sortByDescending throws FS0192 #85

                              Description

                              @algomentor

                              Description

                              Calling Seq.sortByDescending from a Jupyter code cell throws FS0192.

                              Repro steps

                              1. Create a code cell
                              2. Enter [1 .. 10] |> Seq.sortByDescending(fun i -> i) and hit CTRL+Enter
                              3. Observe the output below the cell

                              Expected behavior

                              The expected output is:

                              [10; 9; 8; 7; 6; 5; 4; 3; 2; 1]

                              Actual behavior

                              The actual output is:

                              error FS0192: internal error: convMethodRef: could not bind to method

                              Known workarounds

                              Using List.sortByDescending works fine.

                              Related information

                              • Operating system
                                • OS X El Captain
                                • RHEL Server 7.2
                                • Windows 10
                              • Branch
                                • IfSharp.v3.0.0-alpha2

                              Metadata

                              Metadata

                              Assignees

                              No one assigned

                                Labels

                                No labels
                                No labels

                                Type

                                No type

                                Projects

                                No projects

                                  Milestone

                                  No milestone

                                  Relationships

                                  None yet

                                  Development

                                  No branches or pull requests

                                  Issue actions