github.com/terraform-linters/tflint@v0.51.2-0.20240520175844-3750771571b6/langserver/text_document_did_open.go (about)

     1  package langserver
     2  
     3  import (
     4  	"context"
     5  	"encoding/json"
     6  	"fmt"
     7  	"log"
     8  	"os"
     9  	"path/filepath"
    10  
    11  	lsp "github.com/sourcegraph/go-lsp"
    12  	"github.com/sourcegraph/jsonrpc2"
    13  	"github.com/spf13/afero"
    14  )
    15  
    16  func (h *handler) textDocumentDidOpen(ctx context.Context, conn *jsonrpc2.Conn, req *jsonrpc2.Request) (result interface{}, err error) {
    17  	if req.Params == nil {
    18  		return nil, &jsonrpc2.Error{
    19  			Code:    jsonrpc2.CodeInvalidRequest,
    20  			Message: "request params are nil",
    21  		}
    22  	}
    23  
    24  	var params lsp.DidOpenTextDocumentParams
    25  	if err := json.Unmarshal(*req.Params, &params); err != nil {
    26  		return nil, &jsonrpc2.Error{
    27  			Code:    jsonrpc2.CodeParseError,
    28  			Message: err.Error(),
    29  			Data:    req.Params,
    30  		}
    31  	}
    32  
    33  	openedPath, err := uriToPath(params.TextDocument.URI)
    34  	if err != nil {
    35  		return nil, err
    36  	}
    37  
    38  	if err := h.chdir(filepath.Dir(openedPath)); err != nil {
    39  		return nil, err
    40  	}
    41  
    42  	if err := afero.WriteFile(h.fs, filepath.Base(openedPath), []byte(params.TextDocument.Text), os.ModePerm); err != nil {
    43  		return nil, fmt.Errorf("Failed to synchronize TextDocument.Text: %s", err)
    44  	}
    45  
    46  	diagnostics, err := h.inspect()
    47  	if err != nil {
    48  		return nil, err
    49  	}
    50  
    51  	log.Printf("Notify textDocument/publishDiagnostics with %#v", diagnostics)
    52  	for path, diags := range diagnostics {
    53  		err = conn.Notify(
    54  			ctx,
    55  			"textDocument/publishDiagnostics",
    56  			lsp.PublishDiagnosticsParams{
    57  				URI:         pathToURI(path),
    58  				Diagnostics: diags,
    59  			},
    60  		)
    61  		if err != nil {
    62  			return nil, fmt.Errorf("Failed to notify textDocument/publishDiagnostics: %s", err)
    63  		}
    64  	}
    65  
    66  	return nil, nil
    67  }